Jam nut
[计] 锁紧螺母, 防松螺母\\n[化] 安全螺母; 防松螺母; 止动螺母
🧩 词语组成解析
jam
[dʒæm]
n. 果酱;拥挤，挤满;困境;[无线]干扰;
vt. 把…挤进;把…塞满，使挤紧;使堵塞;使卡住;
vi. 挤满，拥挤;堵塞;发生故障;
nut
[nʌt]
n. 螺母，螺帽;坚果，坚果果仁;难对付的人;[乐]弓根;
v. 采坚果;拾坚果;
🗣️ 情景例句
Really?
真的？
We can dispense with that today but not tomorrow.
今天虽然可以把它免除，但是明天可就不行了。
She got to school early. She had a little rest after lunch, but she worked hard in class all day.
她早早来到了学校。午饭后她小休一会儿，但一整天她在课堂上都很用功。