Biotic community
生物群落
🧩 词语组成解析
a. 生命的, 生物的\\n[医] 生命的, 生物的, 生物区[系]的
🗣️ 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。
Henry got a toothache and asked to be excused.
亨利牙疼，请求离开一下。
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。