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
Can you weigh this for me?
你能帮我称称这（包裹）吗？
Do you have any luggage?
你有行李吗？
Now the snag in this sort of anecdote is of course that one cannot distinguish cause and effect.
这类奇闻的疑难之处是无法区别因果关系。