Cots
abbr. 检测设备Checkout Test Set；集装箱卸货与传输系统；Container off-loading and Transfer System；商用货架产品Commercial off-the-shelf
🗣️ 情景例句
I miss them very much.
我非常想他们。
Excuse me, but could you give me some change?
劳驾，你能换些零钱给我吗？
Believe it or not!
信不信由你！