Step-wedge penetrameter
[医] 楔形梯级式透度计
🧩 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;
wedge
[wɛdʒ]
n. 楔;楔形物;（击高尔夫球的）楔形铁头球棒;〈比喻〉可以逐渐扩大作用的开端;
vt. 楔入;用楔子楔牢;挤进;
vi. 楔入;挤进;
[化] 透度计\\n[医] 透度计
🗣️ 情景例句
Well, hi, all.
噢， 大家好。
Hedges have eyes, and walls have ears.
篱笆有眼，隔墙有耳。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。