Defense contractor
国防承包商
🧩 词语组成解析
contractor
[kən'træktə]
n. 订约人，承包人;收缩物;
🗣️ 情景例句
Keep the change for yourself.
找回的钱你留着。
I'm afraid he will lose your time.
我怕他会浪费你的时间。
That's easy. I can do that tomorrow. I'll bring my drill.
那容易。我明天就做。我把钻头带来。