Fluorodichloromethane

[建] 二氯氟甲烷

??? 情景例句

And a cheeseburger, medium rare,
一份起士漢堡,五分熟
Your price is 20% higher than that of last year.
你方價(jià)格比去年高出20%。
He could not wash himself or get dressed.Instead, his sister or his parents had to help him.
他自己不能洗澡或穿衣服,他的姐姐或父母親就只好幫他的忙。
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