chem這兩句點解?

👨🏻‍🏫 學術台化學

2007-08-24 8:11 am

這兩句點解?
The circuit is switched on.
The circuit is closed.

回答 (1)

2007-08-24 9:48 pm

✔ 最佳答案

兩個一樣意思,都係解電路已通

相反,
The circuit is switched off
The circuit is opened
都是電路不通的意思

參考: 自己

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