Once-through
直流，直通
🧩 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
Uh, it's four-thirty. Oh my!
啊 ，已经四点半了。啊 ，天啦！
Diligence is the mother of good luck.
刻苦是成功之母。
Much as we may pride ourselves on our good taste,
尽管我们可以自夸自己的鉴赏力如何敏锐，