Phytograph
群落结构图
🗣️ 情景例句
and I'm running for the open seat on the school board.
我正在竞选联合校董会的席次。
May I use your typewiter?
我能用你的打字机吗？
One man had a head wound and was in pain.
有一个人头部受了伤，非常痛苦。