形容词
中文翻译：当前的
同义词：
['present', 'current', 'ongoing例句：1. The current is strong enough to carry the boat across the river.（水流足够强大，可以把船渡过河。）']
例句：
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1. The current is strong enough to carry the boat across the river.
水流足够强大，可以把船渡过河。
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2.The current of the river is changing direction.
河流的流向正在改变。
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3. Currents are caused by differences in temperature and salinity between two bodies of water.
海流是由两种水体的温度和盐度差异引起的。