Biochron
生物年代, 较短时期的化石, 生物时
🗣️ 情景例句
Scene: Tom and his wife have invited Carl and David for dinner.
场景：汤姆和他夫人邀请卡尔和大卫吃晚饭。
Better lose the saddle than the horse.
吃小亏占大便宜。
Ah, it's just the thing, the very thing!
啊，正合适啦！合适极了！