结扎；打结

time off───休假；请假；话终时间；起飞时间

die off───相继死去，逐个死亡

lie off───暂停工作；与陆地或其它的船保持一段距离

tee off───发球，开球；开始；分叉，引出歧管

tip off───向…透露消息，泄密；暗中通知某人

died off───一个一个地死去

dies off───死亡

fire off───升火，发射；熄火

give off───发出（光等）；长出（枝、杈等）

Grab a hair tie, and tie off that section.───拿一个发圈，把那个部分绑起来。

She told him to tie off the cord with a shoelace.───她告诉杰瑞用鞋带把脐带打成结.

A thread , wire , or cord used in surgery to close vessels or tie off ducts.───他们不知道该怎样为导管插入手术支付费用.

It's very hot here. If you want to tie off, do feel free.───这儿太热. 如果你想解开领带,请便, 不必在意.

Remove your pants, fill them with air, then tie off the legs.───脱下裤子，充满空气，系好裤腿的两头。

He used it to tie off blood vessels.───凶手用它来系住血管。

They can help you to'tie off looseand prevent body from absorbing too much fat.───他们可以帮助你减肥,防止身体摄取过多的脂肪.

He sequesters himself in a small working office, sleeves rolled up, tie off, reading mail, making overseas calls.

She told him to tie off the cord with a shoelace.

Close the perineal skin with a running suture. Tie off the suture and remove the needle.

He poked his nose outside to see if he could tie off the cord.