最左方的瓶子里是阿拉巴马州多芬岛海洋实验室5月4日采集的样品。

The May 4 sample (far left), collected by the Dauphin Island Sea Lab, Ala.

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左方的箭号代表光源。

The arrow at the left represents the light source.

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把光标置于第一个单词的左方。

Place the cursor to the left of the first word.

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转左方向的黄灯之后，会有转左的红灯亮起。

After the yellow light, a red light appears for left-turning vehicles only.

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转左方向的黄灯之后，会有转左的红灯亮起。

After the yellow light, a red light appears for left-turning vehicles only.

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