Phthalonitrile
[化] 邻苯二甲腈
🗣️ 情景例句
Well, good night.
好吧， 晚安。
I don't know. You may look in the TV Guide.
我不知道，你可以看看《电视报》。
Please ask her to call me back when she's back.
她回来时请让她给我回个电话。