名词
中文翻译：回声测深仪
同义词：
['echo sounding apparatus', 'echo sounding device', 'echo sounding instrument例句：1. The echo sounder was used to measure the depth of the water.（回声测深仪被用来测量水的深度。）2. The echo sounder helped us to find the underwater cave.（回声测深仪帮助我们找到了水下洞穴。）']
例句：
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1. The echo sounder was used to measure the depth of the water.
回声测深仪被用来测量水的深度。
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2. The echo sounder helped us to find the underwater cave.
回声测深仪帮助我们找到了水下洞穴。
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3.The echo sounder provided valuable information about the ocean currents.
回声测深仪提供了有关海洋洋流的宝贵信息。