The authorities were unable to jam this wavelength.

当局无法扰这一波长。

I felt unable to obtrude my private sorrow upon anyone.

我感不将自己悲伤强加给任何人。

He was momentarily unable to speak with excitement.

动得一时说不出话来了。

Despite their valiant efforts, they were unable to save the child’s life.

们虽然很勇敢地努力抢救, 却没救回小孩生命。

He was unable to escape the array of facts.

无法躲避一连串事实。

The crew seemed unable to right the capsized yacht.

水手们好像无法使倾覆游艇翻过来。

Because of the large crowd in the street the carriage was unable to pass.

由于街上群众很多，车辆无法前进。

Unable to find the book in this bookstore, he bought elsewhere.

这家书店找不此书, 处买去了。

She was unable to conceive a child naturally and was offered fertility treatment.

她因不自然怀孕而接受受孕治疗。

She fussed about, unable to hide her impatience.

她动不安, 无法掩饰她急躁。

The firemen were unable to quench the fire.

消防人员无法扑灭这场大火。

They were unable to run the telephone network economically.

们未经济地经营电话网络。

Children can get frustrated when they are unable to achieve realism in their drawings.

如果孩子们在绘画中表现不出真实性，们就会变得灰心丧气。

The boat was unable to make much headway against the tide.

船逆着潮水无法快行。

In the tendency not bright situation, the market confidence frailly was still unable to withstand.

在趋势不明朗情况下，市场信心仍然脆弱不堪。

She had a stroke and was unable to walk again.

她中风后再也不走路了。

She was unable to keep back her tears, and wept freely.

她抑制不住泪水, 痛痛快快地哭了起来。

The boy is unable to reach the apple.

男孩够不着苹果。

A little baby is unable to walk or talk.

婴儿是不会走路或说话。

He is unable to do the job for lack of experience.

缺少经验不胜任这项工作。