Flexible tubesheet
[化] 挠性管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
I know that, but ...
这我知道， 但是……
An old dog barks not in vain.
老犬不空吠。
still persists, however; and it is as fierce as it ever was.
依然在进行着，而且和以前一样激烈。