The rough waters in the trough scatter light in all directions, forming a dark line.

谷底汹涌的水体将光散射到各个方向，形成了一条暗线。

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The second chain of islands runs from the Bonins along the Marianas, Guam and Palau, forming a north-south line east of Japan and the Philippines.

第二岛链自小笠原群岛算起，沿马里亚纳群岛和关岛一路延伸到帕劳群岛，在日本和菲律宾以东构成一条南北走向的岛链。

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Requirements for industrial production of social cooperation, forming a rich product line.

工业生产所需的社会合作，形成了丰富的产品线。

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The runners were called to their marks, forming a line of the fleet-footed finest.

CNN: Olympic Bolt: Witness report of historic 100m

Mariquita's crew trims her huge mainsail by hand, forming a line and tugging in the rope with methodical jerks.

FORBES: Old Gaffers

Kennedy has established himself as a key member of the London Irish pack since joining the club in 2001, forming a formidable line-out partnership with Bob Casey, and toured with England to New Zealand in the summer but did not feature in either Test defeat.

BBC: England call up uncapped quartet