Perforation rate
[计] 穿孔速率
🧩 词语组成解析
perforation
[[ˌpə:fə'reiʃən]]
n. 穿孔, 孔眼, 贯穿, 贯通\\n[化] 穿透
rate
[reit]
n. 速度;比率;等级;（利息等的）费率;
vt. 估价;值得;责骂;定级;
vt.& vi. 认为，把…算作;
vi. 被评价;被认为;被列入;申斥;
🗣️ 情景例句
The way to learn a language is to practice speaking it as often as possible.
学习一门语言的方法就是要尽量多地操练说出它来。
The crowd gasped with astonishment.
大家惊讶的屏住呼吸。
Can I give him a message?
我可以给他捎个口信吗？