Unthreaded hole
[化] 光孔
🧩 词语组成解析
没有螺纹的
hole
[hol]
n. 洞，孔;洞穴，穴;缺陷;<口>绝境;
vt.& vi. （在…上）打洞或穿孔;
vi. 凿洞;（高尔夫球等）进洞;
🗣️ 情景例句
Yes, that's right. They'll be there in no time.
没错，货很快就会运到。
Life is measured by thought and action, not by time.
生命的价值是用思想和行为来衡量的，而不是寿命的长短。
To our dismay, we saw that there were snails everywhere:
让人沮丧的是，我们发现到处都是蜗牛：