Elliptical tubesheet
[化] 椭圆管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
I'd like to live in the city,
我也喜欢住在城市，
Give every man thine ear, but few thy voice.
要多听少说。
And this is Luming.He is Chinese.
这位是鲁明。他是中国人。