A South American bird that forages for winged termites and other small insects while swinging upside down form the foliage of tall trees.

一种南美洲的鸟，倒挂在高大的树上，觅食有翼的白蚁和其他小昆虫。

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A sister programme for toxic securities finally got going this month, albeit in substantially scaled-down form.

一项针对垃圾债券的姊妹计划本月最终通过，尽管规模大大缩小。

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On Thursday our aunt and uncle were coming to visit. They were down form the country and hadn't seen them for a long time.

星期四姨妈和姨父要来看我们。他们住在乡下，我们已经很久没有看到他们了。

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And its warming,you know." Down the street, Mary Ellen also pairs love with warmth, especially in its liquid form.

VOA: standard.2010.02.13

If we take hydrogen peroxide in the liquid state, it can break down to form water and oxygen.

如果我们有一些液态的过氧化氢，它会分解成水和氧气。

麻省理工公开课 - 热力学与动力学课程节选

And if you had a motor here that was causing a paddle to move up and down you could cause waves to form at one end of the tank and move from left to right.

如果在水槽里放个发动器,来让水上下起伏,波浪形成于,水槽的一端,然后从左向右扩散。

麻省理工公开课 - 固态化学导论课程节选

Blackstone and Fortress languish in single-digits, down form post underwriting highs in the low thirties.

FORBES: Magazine Article

Gross margin in the quarter was 55.7%, down form 56.1% in Q4 and 58.1% a year ago.

FORBES: Cypress Semi Q1 EPS Tops Expectations; Stock Spikes

The three-time Open champion is well down the field on two under and is frustrated by his up-and-down form.

BBC: SPORT | Golf | Hanell ahead in Hong Kong