光对植物的叶子发生作用从而产生叶绿素.Chlorophyll is produced by the action of light on the plants'leaves.这一病害使叶绿素遭到不同程度的破坏.The disease causes varying degrees of destruction of the chlorophyll.叶绿素的分子结构已经搞清, 它是由卟啉组成的.The structure of t...
上等的波尔图葡萄酒必须倒入其他容器中以滤除自然沉淀物。Vintage ports must be decanted to remove natural sediments.酒瓶里有太多的沉淀物.There is too much deposit in a bottle of wine.这只烧杯的底部有些沉淀物.There is some deposit in the bottom of the flask....
Art and life are inextricable.艺术和生活是分不开的。Meetings are an inextricable part of business.会议是商业密不可分的一部分。an inextricable connection between the past and the present过去和现在之间密不可分的关系...
The house commanded some splendid views of Delaware Bay.从这座房子可以俯瞰到特拉华湾壮丽的景致。He commanded that roads be built to link castles across the land.他下令修建连接各地城堡的道路。"Don't panic," I commanded myself.“不要惊慌，”我命令自己。...
显然，她是全家口才最好、最沉着冷静的人。She is clearly the most articulate and self-possessed member of her family.她被他那率直、富有鼓动性的口才迷住了。She was struck by his simple, spellbinding eloquence.有口才的人善于用词.An eloquent speaker is one skilled in the u...