Ptap
[医] 磷酸铝沉淀精制白喉类毒素
🗣️ 情景例句
Boswell's a powerful speaker.
Boswell是个有辩才的演说家。
Please accept my congratulations on your recovery.
请接受我祝贺你康复。
certainly it is more difficult than the arts which involve appreciation of flat forms,
欣赏雕塑品当然比欣赏平面的艺术品要难。