Fluted nut
[机] 开槽螺帽
🧩 词语组成解析
a. 笛声的, 有凹槽的
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
Mr. Nelson.
Nelson先生。
Whom will you go out with?
你将和谁出去？
The child learning to see, first distinguishes only two-dimensional shape;
正在学看东西的儿童起初只会分辨二维形态，