查询词典 bifocal

No one before had thought of bifocal glasses.

以前无人想象双焦点眼镜

Among his many creations were the lightning rod , the glass harmonica, the Franklin stove , bifocal glasses, and the flexible urinary catheter .

在他的许多作品是避雷针，玻璃口琴，富兰克林炉，双光眼镜，以及灵活导尿管。

He proved by flying a kite that lightning was electricity, and he invented a rod to tame it. He devised bifocal glasses and clean-burning stoves, charts of the Gulf Stream and theories about the contagious nature of the common cold. He was a pioneer of do-it-yourself civic improvement, launching such schemes as a lending library, volunteer fire corps, insurance association and matching-grant fund raiser. He helped invent America's unique style of homespun humor and philosophical pragmatism. In foreign policy, he created an approach that wove together idealism with balance-of-power realism.

他用风筝来确认闪电成因，并发明避雷针；他设计了双焦距眼镜、新式火炉，绘制了墨西哥湾流表，提出了感冒传染理论；他是DIY思想的开创者，收费图书馆、自愿消防队、保险协会和配合奖助金的创始人；他开创了家庭式幽默和哲学实用主义的美国形式；在对外政策上，他推行势力均衡现实主义和理想主义结合的理念；在政治上，他提出了各州联合建立民主联邦政府的方案；所有开国者中肩负的责任最重的他向这个新兴的民族灌注了使其立于民族之林的美德：宽容，信仰如宗教般的宽容。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。