Longum
[医]磺胺甲氧吡嗪，磺胺-3-甲氧吡嗪，吡嗪磺，长效磺胺B[磺胺类抗菌药]
🗣️ 情景例句
Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑战，成就感和知道自己做出了贡献。
I feel terrible about it.
太对不起了。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。