Cfcs
高中 Senior Highabbr. 氟氯化碳, 氯氟烃（chlorofluorocarbon）
🗣️ 情景例句
That's an idea I like.
我喜欢这样的主意。
The timid child would not leave his mother's side.
那个胆小的孩子不愿离开母亲。
but it was not until 1869,
但直到1869年，