Hisam
[计] 分层索引顺序存取法
🗣️ 情景例句
I called channel five.
我打电话给了第五频道。
I hope you can help me.
我希望你能帮助我。
If the feeding place was away from the sun, the straight part of the wagging dance pointed downward.
如果喂食地点向着太阳，跳舞的蜜蜂在跳摇摆舞时直线部分就一直向上。