Four-wire system
[计] 四线系统
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
wire
['waɪɚ]
n. 金属丝;电线;电报;（木偶的）牵线，操纵绳，背后操纵的势力，秘密引线，秘密策略;
vi. 拍电报;
vt. 拍电报;给…装电线;
🗣️ 情景例句
I'd miss them a lot,
我会非常想念他们的，
You're sure of passing the exam if you work hard.
只要用功，主汪定能考及格。
I'm certain he'll go to see the film, because he's bought a ticket.
我肯定他会去看电影的，冈为他把票都买好了。