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
A watch! I've got just the place for watches! Let's go.
手表！我正好知道有家卖表的。走吧！
Keep in touch.
再联络！
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。