The black triangle shows where the derivatives section begins.

黑三角形标示派生词部分的其始。

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In addition to the saucer shape, Black Triangle UFO's have also been sighted.

除了碟型的不明飞行物外，还有人目击过黑色的三角形飞行物。

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Select the Pen Tool (P) and create a black triangle like the one from the following image.

选择钢笔工具(P)，创建一个黑色三角形，就像下图一样。

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"The Medicines Control Agency is currently acting to ensure that information on the black triangle scheme is more widely available to health professionals and the general public, " he said.

BBC: Drug warning scheme 'fails patients'

The standard version of the watch uses a black dial with large white luminous numerals along with a red Alpina triangle on the second hand.

FORBES: Alpina Takes to the Air with New Pilot Watches