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- A small corm arising at the base of a larger corm. 大球茎基部生出的小球茎。
- An abscission zone occurs at the base of the organ. 脱落区发生在器官基部的某一特化的区域。
- The camp was located at the base of the mountain. 那个营地位于那座山脚下。
- At first she tried to stifle the thoughts, but the hard self-honesty that lay at the base of her nature would not permit it. 首先她企图扼杀这种思想，可是她生成的那个忠实于自己的本性不允许她这样做。
- The pulmonary valve (also called the pulmonary semilunar valve) lies at the base of the pulmonary trunk, where it prevents the backflow of ejected blood into the right ventricle. 这些结构可以防止心室瓣的外翻,就像一把强风中雨伞,当心室收缩的时候心室的压力就会增加。
- A bone in the wrist at the base of the thumb. 大多角骨腕部接近拇指根底部的骨头
- We camped at the base of the mountain. 我们在山脚下扎营。
- The factory lies at the base of a small creek, a stone's throw from the local primary school, and its smokestack dominates the countryside. 这家工厂坐落在一条小河边，与当地的小学近在咫尺。它的大烟囱成了这个村庄最醒目的标志。
- They laid a wreath at the base of the monument. 他们在纪念碑的基石上放了一个花圈。
- A cicada sat at the base of the gum tree. 有只蝉在橡胶树下面。
- We live at the base of the atmosphere. 我们生活在大气的底部中。
- We picnicked at the base of the mountain. 我们在山脚上野餐。
- He built a house at the base of the mountain. 他在山脚下建了一栋房子。
- Spare blankets lay at the foot of each bed. 每张床的尾端放有备用毛毯。
- Starting at the base of the first dorsal spines. 一条始于第一背脊骨基部。
- The cave is located at the base of a small cliff. 洞穴位于小悬崖的底部。
- Families are at the base of a socio-economic pyramid. 家庭是社会经济金字塔的基础。
- There will be adventitous sprouts at the base of the rose plant. 植株的基部会长出不定芽。
- The squirrel disappeared into a hollow at the base of the tree. 松鼠钻进了树根处的一个洞。
- There will be adventitious sprouts at the base of the rose plant. 植株的基部会长出不定芽。
