Trifluoroacetone
三氟丙酮
🗣️ 情景例句
Would you please try to keep quiet at this hour?
这么晚了，你能不能尽量保持安静。
The hour's delay was most annoying.
这时候耽误是最令人烦恼的。
for the woman's eyes immediately lit up and she fetched several bottles which she placed on the counter for Harry to inspect.
因为那女售货员听完哈里的话后，马上眼睛一亮，拿出几瓶东西放在柜台上让哈里挑选。