Weld root opening
[化] 焊缝根部间隙
🧩 词语组成解析
weld
[wɛld]
vt.& vi. 焊接;使紧密结合;
n. 焊接点;黄色植物染料;
root
[rut]
n. 根，根源;原因，本质;祖先;[乐]和弦基音;
vt. 使生根;使固定;根源在于;欢呼，喝彩;
vi. 生根;根除;
opening
['opənɪŋ]
n. 开幕，开始;空缺的职位;[商]开盘，交易开始时间;（职位的）空缺;
adj. 首次的，开始的;
v. （打）开( open的现在分词);开始;睁开;启动;
open 开；开始+ ing 名词后缀 → 开始的\r\n
🗣️ 情景例句
It's OK, Susan.
太好了， Susan。
He that will take the bird must not scare it.
欲捉鸟莫惊鸟。
When the journalist again failed to reply, the editor reluctantly published the article as it had originally been written.
但记者还是没有回复。编辑无奈，勉强按原样发稿了。