（一）gross adj.
(1) gross income/weight; gross annual profit; (total)
GNP: gross national product; (the total value of goods produced in a country)
(2)He is guilty of gross negligence; （重大过失罪）(clearly wrong, inexcusable)
This is an act of gross insolence. （错误的蛮横行为）
Gross inequalities in wealth, power and privilege;
(3) gross behavior/habits; gross words; (不雅的，粗鲁的；rough, impolite, offensive, coarse)

（二）preserve, preservation, preservative ( n./adj. 防腐剂))
Preserve vt. preservation；
(1) The ancient Egyptians knew ways to preserve dead bodies from decay.  
(2) to perserse one’s independence/public order （公共秩序）;
(3)Preserved fruit; figs preserved in brandy; well-preserved（保养的好）; preservable;
(4) The police are responsible for the preservation of law and order.（治安）
(5) The old building is in a good state of preservation. Self-preservation（自卫，自我保存）
Preserve n.
(1)        strawberry preserve;
(2)        私人渔猎区
(3)        专有的权利，独有的爱好；
She considers the arranging of flowers in the head’s office to be her personal preserve.

（三）expectative, expectation; expectant, expectancy/ce;
(1) I have no expectation that the resolution wound be passed. [U]
(2) The crop fulfilled expectations. （收成达到了预期的产量。）[C]
The mine will come/live fully up to expectation as a significant source of profit.（不负众望）The new employee’s performance falls short of our expectations. （不符我们的希望）
(3)He is a man with great expectations. （前程；可望继承/得到的遗产）
(4) There is little expectation the team will win. （可能性）
   (5) expectation of life; life expectancy; （预期寿命）
   (6) against/ contrary to (all) expectation(s); beyond expectation/all/our expectations; in expectation of; hold great expectations;
(7) to wait in expectation; benefits in expectation;
expectant, expectancy/ce;
(1)        There is an air of expectancy on his face. /in a state of happy expectancy.
(2)        There is a large fortune in expectancy.
(3)        Each of them has his own purposes and expectancies. Damage expectancy;
(4)        He is turning expectant eyes on his parents.
(5)        Expectant mothers; She is expecting /pregnant.
(6)        The year of 2007 is expectant of progress toward a final settlement of the Middle East problem.

（一）gross adj.
(1) gross income/weight; gross annual profit; (total)
GNP: gross national product; (the total value of goods produced in a country)
(2)He is guilty of gross negligence; （重大过失罪）(clearly wrong, inexcusable)
This is an act of gross insolence. （错误的蛮横行为）
Gross inequalities in wealth, power and privilege;
(3) gross behavior/habits; gross words; (不雅的，粗鲁的；rough, impolite, offensive, coarse)

（二）preserve, preservation, preservative ( n./adj. 防腐剂))
Preserve vt. preservation；
(1) The ancient Egyptians knew ways to preserve dead bodies from decay.  
(2) to perserse one’s independence/public order （公共秩序）;
(3)Preserved fruit; figs preserved in brandy; well-preserved（保养的好）; preservable;
(4) The police are responsible for the preservation of law and order.（治安）
(5) The old building is in a good state of preservation. Self-preservation（自卫，自我保存）
Preserve n.
(1)        strawberry preserve;
(2)        私人渔猎区
(3)        专有的权利，独有的爱好；
She considers the arranging of flowers in the head’s office to be her personal preserve.

（三）expectative, expectation; expectant, expectancy/ce;
(1) I have no expectation that the resolution wound be passed. [U]
(2) The crop fulfilled expectations. （收成达到了预期的产量。）[C]
The mine will come/live fully up to expectation as a significant source of profit.（不负众望）The new employee’s performance falls short of our expectations. （不符我们的希望）
(3)He is a man with great expectations. （前程；可望继承/得到的遗产）
(4) There is little expectation the team will win. （可能性）
   (5) expectation of life; life expectancy; （预期寿命）
   (6) against/ contrary to (all) expectation(s); beyond expectation/all/our expectations; in expectation of; hold great expectations;
(7) to wait in expectation; benefits in expectation;
expectant, expectancy/ce;
(1)        There is an air of expectancy on his face. /in a state of happy expectancy.
(2)        There is a large fortune in expectancy.
(3)        Each of them has his own purposes and expectancies. Damage expectancy;
(4)        He is turning expectant eyes on his parents.
(5)        Expectant mothers; She is expecting /pregnant.
(6)        The year of 2007 is expectant of progress toward a final settlement of the Middle East problem.