kneel
/niːl/verb
(past and past participle knelt 或 <主北美> 亦作kneeled) no obj.
- (of a person) be in or assume a position in which the body is supported by a knee or the knees, typically as a sign of reverence or submission（人）跪下：
they knelt down and prayed.
他们跪下祷告。
词源
Old English cnēowlian, from cnēow （see KNEE）.