ladder

1. N-COUNT A ladder is a piece of equipment used for climbing up something or down from something. It consists of two long pieces of wood, metal, or rope with steps fixed between them. 梯子

He climbed the ladder to the next deck. 他登上梯子爬到了上一層甲板。

2. N-SING You can use the ladder to refer to something such as a society, organization, or system which has different levels that people can progress up or drop down. 堦梯

If they want to climb the ladder of success they should be given that opportunity. 如果他們想攀登成功的堦梯，他們應該被給與那個機會。

3. N-COUNT A ladder is a hole or torn part in a woman's stocking or tights, where some of the vertical threads have broken, leaving only the horizontal threads. (長筒絲襪等的) 脫絲[英國英語]

I had a ladder in my stocking. 我的長筒襪有抽絲了。