Microspindle

千分尺轴; 千分螺桿

🗣️ 情景例句

Now maybe...
也许现在……
Rivers need a spring.
大河要有源头。
I bought two expensive dictionaries here half and hour ago, but I forgot to take them with me.
半小时以前我在这里买了两本很贵的辞典,但是我忘了拿走。
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