Either measure the temperature with a bath thermometer or test the water with your wrist.

要么用浴用温度计测量水温，要么用手腕试一下。

柯林斯例句

You should be cautious when getting involved and test the water before committing yourself.

参与其中时一定要小心谨慎，表态之前最好试探一下。

柯林斯例句

First test the water quality of Tianjin about the suitability of Vermicelli production.

先考查一下天津的水质是否适合制作米线.

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