An isogon is a contour line for a variable which measures direction.

等角线是用于测量方向的变量的轮廓线。

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This afternoon, the water off the New College of Florida campus was shallow enough at low tide that McClure could easily walk 100 yards offshore and cast his line in any direction.

这天下午，佛罗里达学院新校区附近的浅海滩，海水还很浅。马克留尔很轻松地涉水来到距岸边100码左右的地方，在这里他可以朝任何方向抛杆下钓。

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There's more to line than just direction.

线条不仅只有方向。

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The question facing banks this quarter, which by extension is a bellwether of economic growth and the direction of equities, is can banks raise top-line revenue?

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Expanding in the wrong direction, Best Buy failed to keep up with on-line retailers like Amazon (NASDAQ:AMZN) that has been growing in the right space, while Yahoo failed to keep up with Google (NASDAQ:GOOG) and Facebook that have also been growing in the right direction.

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He and the other Billy, Tade Biesinger, also 12, talked about the months of rehearsal, line memorization, and acting and stamina-building tap and ballet direction that all Billys (there are four of them) undergo before they play to a live audience.

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