Cleanout opening
[化] 清扫口(油罐)
🧩 词语组成解析
n. 清除, 清洗\\n[化] 清除; 清焦(如裂化炉,分馏塔盘)
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
He sees her often but doesn't want to get too involved.
他常与她来往，但不愿用情太深。
I wondered if you could buy me some pencils?
我不知道你是否能替我买铅笔？
Parents would be greatly surprised and deeply touched if they realized how much belief their children usually have in their character and infallibility,
那么家长会大为吃惊和深受感动的，如果家长意识到孩子们通常是多么相信家长的品行和绝对正确，