Improficiency
不良成绩
🗣️ 情景例句
Bye-bye.
再见。
Don't take it for granted.
不要想当然。
He marked all the bees that came to the nearby feeding place blue, and all the bees that went to the faraway place were marked red.
他把所有飞来近处喂食点的蜜蜂标上蓝色，飞往远处喂食点的蜜蜂标上红色。