Once through boiler
[机] 单程流通式锅炉, 贯通锅炉
🧩 词语组成解析
through
[θru]
prep. 通过，穿过;经由;透过;凭借;
adv. 从头到尾;彻底;自始至终;
adj. （电话）接通;通话完毕;有洞的;直达的;
🗣️ 情景例句
Help! Help! I can't swim!
救命！ 救命！ 我不会游泳
He wants to change his appointment from Monday to Wednesday.
他想要把他的约会从星期一改到星期三。
Those flowers are lovely, too.
这些花也很漂亮啊。