Cephamycin
头霉素
🗣️ 情景例句
It's not necessary to whisper, Harry.
没有必要压低声音说话， Harry。
Yesterday it rained all day.
昨天整天下雨了。
but something was there, and he will not rest till he has captured it.
可是，好像还有什么东西存在着，不把它捕捉到，作家是不会罢休的。