屈膝

例句：

1. 1. He knelt down to pray for forgiveness.
   他跪下来祈祷宽恕。
2. 2. The child crouched behind the bushes, hiding from the adults.
   孩子蹲在灌木丛后面，躲避成年人。
3. 3. She bowed her head in prayer.
   她低头祷告。