计算尺的英文：
slide rule
sliding scale
slipstick
- A slide-rule is a simple analogue computer.
计算尺是简单的模拟计算机。 - One handy example is the replacement of the slide rule by the pocket calculator.
一个简便的事例是用袖珍计算器代替计算尺。
v. 滑动；滑行；滑落；悄悄地走；不知不觉中陷入
n. 滑行，滑动；幻灯片；滑道；滑坡
- The slide was skew.
这张幻灯片有点歪。 - slide off the knee
从膝盖上滑落下来 - tenor slide trombone
次中音长号
n. 规则；惯例；统治
v. 控制，影响；规定；统治
- rule of detachment
分离规则 - commutation rule
交换法则 - This is what ruling is!
这就是统治的意义！
v. slide的过去式和过去分词
- I slid into a depression.
我逐渐消沉了。 - He had slid into bad habits.
他不知不觉地染上了坏习惯。 - He slid a pistol into his pocket.
他将一支手枪悄悄地放入口袋。