1. He climbed up the rungs of the ladder carefully.
他小心地爬上梯子的横档。

2. The wooden rungs were old and slippery.
那些木制横档又旧又滑。

3. She moved quickly from one rung to the next.
她迅速从一个横档移动到另一个。

A: Be careful on the rungs, they are wet.
A：小心横档，它们是湿的。

B: I will hold tightly while climbing the rungs.
B：我会在爬横档时抓紧。

1) 梯子上的横向支撑条

2) 比喻职业或社会阶梯的阶段

3) 结构中分层或分级的横向部分

4) 用于攀爬或支撑的横档部件

1. 梯子上的横档或踏脚部分

e.g. He stepped carefully on the rungs of the ladder.
他小心地踩在梯子的横档上。

2. 阶梯状结构中的横向支撑

e.g. The rungs of the bridge were made of steel.
桥的横档由钢制成。

noun

1. The horizontal bars or steps of a ladder or similar structure used for climbing.

Synonym: steps, bars, crosspieces