Microspindle
千分尺轴; 千分螺桿
🗣️ 情景例句
Yes. The Molinas are waiting for me.
不会。Molina一家人正等着我呢。
John is really scared of airplanes.
约翰真的很怕乘坐飞机。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。