"rungs" in Chinese (Simplified)
梯级横档（梯子）
Definition
指梯子或类似结构上用于踩踏上升或下降的横杆或台阶。
Usage Notes (Chinese (Simplified))
“Rungs” 多用于梯子上的横档，不用于楼梯的台阶（那是 “steps”）。短语 “one rung at a time” 指逐步进行。也可引申为职位或级别的层级。
Examples
He climbed the ladder, holding tightly to the rungs.
他紧紧抓住梯子的**梯级**往上爬。
One of the rungs on the old ladder is broken.
这把旧梯子有一个**梯级**坏了。
Be careful, the rungs might be slippery.
小心，**梯级**可能很滑。
He moved up the corporate rungs faster than anyone expected.
他在公司晋升的**梯级**比任何人预想的都快。
She taught her son to climb one rung at a time for safety.
她教儿子为安全起见一次只爬一个**梯级**。
Some rungs are spaced farther apart, making the ladder tricky to use.
有些**梯级**间距较大，使得梯子难以使用。