Just buckle down and practice.

He is in low spirits and won't buckle down to anything.

他情绪低落，干什么事都不认真。

You must just buckle down to the new job.

你必须真正努力从事这项新工作.

He found it hard to buckle down.

他很难专心做一样事情.

Johnny found he'd better buckle down and get himself a job.

约翰尼发现自己还得下功夫找个工作.

If you want to learn English you have to buckle down.

如果你想学英语,你就得非常努力.

She found it hard to buckle down.

她很难专心做一件事情.

When driving a vehicle equipped with air bags, the driver does not need to buckle up.

驾驶装有安全气囊的汽车, 不必系安全带.

At the very least he should buckle up or don a helmet, the study says.

研究报告提出他最起码应该扣好安全带和戴头盔.

Buckle up, Paul, please.

保罗, 请快系上安全带吧!

Buckle up. Fasten your seat belt.

扣好你的安全带.

Tony can already buckle up his shoes although he is only five.

托尼虽然只有5岁,却已经能够自己扣紧鞋子了.

According to the new law, all drivers and passengers must buckle up.

根据新的法律, 所有的司机和乘客都必须系牢车上的安全带.

I buckle up all the time for my own safety.

为了自身的安全我都会系上安全带.

He buckled the strap on.

他把皮带扣上.

A sword was buckled to his side.

他腰侧佩上了剑.

He could not have buckled a bridle on his own.

他顾不得备自己的马鞍了.

The skin of the fuselage, stabilizers, and engine cowling was severely buckled.

机身, 平衡舵以及发动机舱盖的外壳都被扭曲得很厉害.

He buckled the safety belt when the plane was making a landing.

飞机降落时,他扣上安全带.

He buckled up his belt tightly.

他把裤带扣得紧紧的。

He refused to take medicine, but buckled under when the doctor told him to.

他拒绝服药, 但在大夫的命令下他屈服了.