You have to duck down here.

在这儿你要低下头。

youdao

I especially liked the pillows, which were soft duck down.

我尤其喜欢枕头，好松软。

youdao

Our factory main production kind of white duck down, If you are any request.

我们厂主要生产各类鸭绒产品。如有需要请联系我。

youdao

Bend your knees and duck down, rolling your head in a 'U'shape under the punch from 'inside' to 'out.

BBC: DEFENCE

Mussina would face away from the runner, duck down, and look behind him to gauge where the runner stands.

WSJ: Derek Jeter's Jump Throw, Adrian Beltre's One-Knee Home Run, Robinson Cano's Cross-Body Throw, James Shields's Crouching Pickoff Move: Baseball's Signature Moves

"When their heads come in I probably need to duck mine down a bit so they won't headbutt me in the face, " he said.

BBC: Gavin prepared for rough tactics