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- switched capacitor ladder filter 开关电容梯形滤波器
- Please go down the ladder and chuck up my hat. 请下梯子把我的帽子扔上来。
- She was badly hurt when she fell from the ladder. 她从梯子上跌下来，伤得很厉害。
- Please hand the basket up to Father on the ladder. 请把篮子递给梯子上的父亲。
- This ladder is riddled with woodworm. 这个梯子已经让蛀虫蛀了很多洞。
- Be careful not to fall off the ladder. 当心别从梯子上掉下来。
- He is too timid to get up to the top of the ladder. 他太胆小爬不上梯子的顶端。
- You need to filter the drinking water. 你需要把饮用水过滤。
- Have you any tights that won't ladder? 有没有不易抽丝的裤袜?
- It's considered unlucky to walk under a ladder. 从梯子下面走过被认为是不吉利的。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- Hard work is often a ladder to success. 发奋工作常是通向成功的阶梯。
- He climbed up the ladder, but soon got down. 他爬上了梯子，但不久就下来了。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- Diligence is often a ladder to success. 勤勉常常是通往成功的阶梯。
- May we have the loan of your ladder? 我们可以借用一下你的梯子吗?
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- He propped the ladder against the wall. 他支起了梯子，把它靠在墙上。
- Hand the paintbrush up to Father on the ladder. 把漆刷递上去交给梯子上的父亲。
