Central circulating tube
[化] 中央循环管
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
🗣️ 情景例句
Did you know I can type almost 60 words per minuter?
你知道吗，我能每分钟打60个字。
If you have no hand, you cannot make a fist.
巧妇难为无米之炊。
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我们中国从前未发明出热水瓶时的做法。”魏华说。