飞机要降落，您得把座位靠背调直。

You have to bring your seat forward for the landing.

youdao

可调节扶手和座位靠背的深度。

Arm rest and seat back depth are adjustable.

youdao

把座位靠背放到垂直的位置。

Put the back of your seat in an upright position.

youdao

请把座位靠背转到垂直位置。

The seats have no back against which to lean.

youdao

这些座位都没有靠背可倚。

The seats have no back against which to lean.

youdao

有鞍状座位和直杆矮靠背的木制的扶手椅。

The seats have no back against which to lean.

youdao

有鞍状座位和直杆矮靠背的木制的扶手椅。

The seats have no back against which to lean.

youdao