kneel on both knees

• 双膝跪下

kneel on both knees的用法和样例：

例句

1. She got down on her knees to beg for mercy.
   她双膝跪下，祈求原谅。
2. The lady fell upon her knees, and tried to fold her hands together.
   老太太双膝跪下，想要把手掌合在一起。