Singlex circuit
[计] 单工线路
🧩 词语组成解析
[计] 单工
🗣️ 情景例句
It's a real problem, Robbie.
这确实是个问题 Robbie。
All work and no play makes Jack a dull boy.
只工作，不玩耍，聪明小孩也变傻。
If you are lucky enough to get a sleeper, you spend half the night staring at the small blue light in the ceiling, or fumbling to find you ticket for inspection.
即使你走运弄到一个卧铺，夜间有一半时间你会盯着车顶那盏小蓝灯而睡不着觉；要不然就为查票摸索你的车票。