Preproduction test
[化] 生产前试验
🧩 词语组成解析
[化] 试验性生产
🗣️ 情景例句
Leave well enough alone.
得过且过，见好就收。
He who hath good health is young,and he is rich who owes nothing.
健康葆青春，无债即富有。
It was used for keeping tea hot after it was made,said Wei Hua. It was filled with hot water.
“那是在茶沏好后用来保温的，”魏华说，“用来装热开水的。”