Solution hardening
[化] 固溶淬火
🧩 词语组成解析
n. 硬化, 淬火\\n[计] 硬化, 固化, 淬火
🗣️ 情景例句
Let's just all calm down,
让我们全都冷静下来，
How long is the street?
这条街有多长？
'Oh dear,' said the conductor suddenly.
“哎呀，”售票员突然说，