“轮廓”造句

用黑色毡头笔画出基本轮廓（见图4）。
Draw the basic outlines in black felt-tip pen (see fig. 4).

从上往下俯瞰，山谷呈现出人形轮廓。
Viewed from above, the valleys form the shape of a man.

他摸着自己轮廓分明的下巴想了一会儿。
He thought for a moment, stroking his well-defined jaw.

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