The first type of friend is just an acquaintance.

第一类朋友只是泛泛之交。

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The first type is apparent in people being stressed about the normal ups and downs of investment markets—actually not so much the ups, but definitely the downs.

第一种类型明显体现在人们对投资市场的正常起伏所感到的压力——实际上，他们不那么担忧上涨，但肯定会担忧下跌。

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The first type of poverty is extreme poverty.

第一种贫困是极度贫困。

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Holt, whose great-grandfather invented the first track-type tractor (which led to the formation of Caterpillar), came to the rescue in 1996.

FORBES: Magazine Article

Holt, whose great-grandfather invented the first track-type tractor (which led to the formation of Caterpillar (nyse: CAT - news - people )), came to the rescue in 1996.

FORBES: It's How You Play the Game

RIBA-II accomplishes this task using newly-developed Smart Rubber sensors (Table 1, Figure 2, 3), the first capacitance-type tactile sensors made entirely of rubber.

ENGADGET: RIBA-II healthcare robot now stronger, smarter -- still a bear