Compound trommel
[建] 多层转筒筛
🧩 词语组成解析
n. 滚筒筛\\n[机] 圆筒筛
🗣️ 情景例句
I think it's too easy.
我觉得它太简单了。
I deeply regret my thoughtlessness.
我深为反省自己的轻率。
The wagging dance of the honey bee, therefore, did show the direction of a feeding place.
如果喂食地点背离太阳，摇摆舞的直线部分就朝下。因此，蜜蜂的摇摆舞的确表示喂食点的方向。