Microscrew
微型骨螺钉; 测微螺钉; 测微螺旋
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
Yes, indeed.
是的，确实如此。
By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草已经生了根。