Lactolase
乳酸酶
??? 情景例句
I do have an answer, Philip.
我確實(shí)有一個(gè)答案， Philip。
It was so cold the car wouldn't start.
天冷得汽車的引擎都無法發(fā)動(dòng)了。
I examined one of the pens closely.
我仔細(xì)察看了一枝鋼筆，