Step penetrameter
[医] 梯级式透度计
🧩 词语组成解析
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
[化] 透度计\\n[医] 透度计
🗣️ 情景例句
Haven't I seen you before?
我以前没见过你吗？
The fire is the test of gold; adversity of strong man.
烈火试真金，困苦练壮士。
He and his staff began throwing furniture out of the window.
他与店员动手向窗外投掷