Cold weather retards the growth of the crops.寒冷的天气妨碍作物的生长.A serologic reaction retards the growth of the pollen tube.血清反应阻止花粉管生长.Lack of sun retards plant growth.光照不足则植物生长缓慢....
a manuscript reproduced in facsimile精确复制的手稿This a facsimile edition of an eighteenth century book.这是一本18世纪书籍的复制版.This is a facsimile edition of an eighteenth century book.这是一本18世纪书籍的复制版。...
It was 90 degrees and the air conditioning barely cooled the room.当时气温达到了90度，空调也不能让房间凉快多少。The air-conditioning screeched all the time.空调一直在发出刺耳的声音。Some people think that ventilation is the same thing as air conditioning....