Bioside
二糖苷
🗣️ 情景例句
John isn't here today. That figures, he looked very sick yesterday.
约翰今天没有来，怪不得，他昨天就好像不太舒服。
Easier said than done.
说时容易做时难。
He thinks himself somebody, but we think him nobody.
他自以为是重要人物，但我们觉得他什么也不是。