Bed perimeter
[医] 床边视野计
🧩 词语组成解析
bed
[bɛd]
n. 床;苗圃;河床;（地下由黏土、岩石等构成的）地层;
vt. 把…固定在;（某人）发生性关系;给人铺床;
vi. 上床;分层;
🗣️ 情景例句
Right.
对。
I invited him to come over, but he wouldn't.
我请他过来，但是他不肯。
A child ran into the street and knocked her off her bicycle.
一个孩子冲上马路，把她从车上撞了下来。