Bidirectional operation
[计] 双向操作
🧩 词语组成解析
[计] 双向的
🗣️ 情景例句
5, 6, 7, go right, 1, 2, back, 5 6 7
向右 1 2 后退
Measure is treasure.
适度是宝。
There is a boy in the water.
河里面有个男孩。