Lockstitch
n. 双线连锁缝法
🗣️ 情景例句
Sure. I will. You can count on that.
我一定会。
Tell us about your post-purchase servicing.
告诉我们有关你们售后服务的情况。
It was not that I actually remembered anything at all.
这倒并非是我背熟了地图，