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- The proportion that the mollusk density went down was 59.6% from 1980 to 2003, and the proportion that the aquatic insect density went down was 95.9% from 1981 to 2003. 软体动物较 1980 年下降了 59.;6%25,水生昆虫较 1981 年下降了 95
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The insect bit him and drew blood from his arm. 那只昆虫叮在他的手臂上吸血。
- She catch the insect by invert her cup over it. 她把杯子倒扣在昆虫上,将它逮住了。
- She stamped on the insect and killed it. 她踩死了一只虫子。
- Did you bring along some insect spray? 你有没有带些杀虫喷液来?
- I suddenly felt an insect crawling up my leg. 我忽然感到有一只虫子顺著我的腿往上爬。
- Not a leaf nor an insect stirred. 不单是树叶,连个虫子都不动。
- The abdominal segment of an insect. 腹面昆虫的腹部体节
- A locust is a kind of destructive insect. 蝗虫是一种害虫。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- Be careful. The insect has stings. 当心,这昆虫有刺。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- insect density 虫口密度
- The insect can take on the color of its surroundings. 这种昆虫能随环境而变色。
- The insect found itself entangled in an inextricable net. 昆虫发现自己被缠在一个逃脱不掉的罗网中。
- The density goes down exponentially with height. 分子密度随着高度的上升而指数衰减。
- The upper lip and mandibles of the insect were injured. 这个昆虫的上唇和上颚都受了伤。
- The population density is evened out. 种群密度亦趋于均匀化。
- A cocoon is a kind of silk covering made by an insect. 蚕茧是由昆虫制造的一种由丝组成的外包层。