Partial hardening
[化] 局部淬火
🧩 词语组成解析
n. 硬化, 淬火\\n[计] 硬化, 固化, 淬火
🗣️ 情景例句
It's time we hired a secretary to answer the phones.
我们早就该请一个秘书接听电话了。
Their grandchildren are grown up now.
他们的孙子现在长大了。
The objects on display were pieces of moving sculpture.
展品都是些活动的雕像。