The way Tom gads about, I can't see how he will ever pass his finals. 汤姆这么东游西荡,我看他期终考试一定能不过。
These days Namu rarely gads about Europe on the elbows of wealthy Western men. 现在的那姆很少挽着富人的手臂周游欧洲。
In this paper on the basis of discussion on the characteristics of cylindrical worm drive with double drum teeth two new forms of tooth, hobs, gads etc, are provided and the design calculating formulas of worm drive are listed. 本文在讨论双圆弧齿圆柱蜗杆传动特点的基础上,给出了两种新齿形及滚刀、车刀齿形等。