The trees on the shore line were reflected in the clear water.

沿岸的树木在清清的河水里倒映出来。

《新英汉大辞典》

The 'lines' need not be actual lines - they could be the shape of a path, a line of trees, a fence, river or any other feature in an image.

所谓的线并不是条实际存在的线——它可以是一条小路、一排树、一排围栏、一条河或者其他任何在图中出现的东西。

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Rows of palm trees line a tropical beach in Cancun, which lies on the Caribbean Sea.

成行的棕榈树在加勒比海坎昆的热带海滩上排成了行。

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That's what you need for a phalanx, because to maintain the integrity of the hoplite line, you can't have bumps and grooves, and trees and rivers in the way; it will break things up.

而是方阵作战所必备的条件,为了维持重装步兵队列的完整性,就不能在坑坑洼洼,有树林有河流的地方布阵,这会把方阵打散

耶鲁公开课 - 古希腊历史简介课程节选

You could follow it from there by looking at the empty spaces in a solid line of trees, the rootballs waving their witchy root toes in the air.

WSJ: Anna Quindlen on a Message Delivered by Tornado | House Call

On the western boundary stood a line of ash trees that he wished, in dictatorial moods, to cut down, because they filled his garden with seeds.

ECONOMIST: Christopher Lloyd

For instance, the kiosk explains that Rothermel's deliberate perspective puts the viewer 125 yards from the copse of trees just below Cemetery Ridge in an area of the battle line known as "the Angle, " a jog in the stone wall defended by the Philadelphia Brigade.

WSJ: Capturing Gettysburg | Objects of Valor | State Museum of Pennsylvania | By Mark Yost