Lockstitch
n. 双线连锁缝法
🗣️ 情景例句
Floors one to eight are the elevators to the left.
一到八楼上下使用的电梯在左边。
The doctor said it's just a minor burn, There's nothing to worry about.
医生说只是轻微烧伤，不需要担心。
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！