All around the world, countless people are doing this every second— flipping a switch, plugging in, pressing an “on” button.
全球每一秒都有无数人在做这件事——拨动开关,插电并按下“开”按钮。
单词 | switch plug |
释义 |
switch plug
原声例句
TED-Ed(视频版) All around the world, countless people are doing this every second— flipping a switch, plugging in, pressing an “on” button. 全球每一秒都有无数人在做这件事——拨动开关,插电并按下“开”按钮。 |
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