Correct

人梯

/ rén tī / 
Strokes

Example

As a Noun

human ladder

1
Dā
搭
réntī
人梯

form a human ladder

As a Noun

person who makes sacrifices for the success of others

2
Gāndāng
甘当
réntī
人梯

be willing to be a human ladder or stepping stone for others