Penetrometer
n. 透度计\\n[医] 透度计, 硬度计
🏥 医学释义
X 射线透度计，X 射线硬度计
🗣️ 情景例句
Give me a chance to think about it,
给我一个机会想一想，
He has gone to America.
他去了美国。[表示结果持续至今]
Snakes did not acquire their poison for use against man but for use against prey such as rats and mice, and the effects on these of viperine poison is almost immediate.
因为蛇有毒液不是用来对付人的，而是对付它的猎物，诸如鼠类，毒液对这些猎物会立刻起作用。