Underhardening
欠熱淬火, 低溫回火處理 (用于高速鋼刀具)
??? 情景例句
The news reporter said that an airplane has just crash landed.
新聞播音員說一架飛機(jī)在著陸過程中墜毀了。
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般來講，合同一經(jīng)雙方簽訂就不得更改。
'This is the prettiest carpet I have ever seen,' she said.
“這是我見過的最漂亮的地毯，”她說。