他们在潮汐退去时捡贝壳。

They collect shells when the tide goes out.

在满月时，潮汐通常会更高。

The tide is usually higher during a full moon.

当潮汐退去时，海滩更加美丽。

The beach is more beautiful when the tide is low.

渔民们通常在出海前查看潮汐。

Fishermen often check the tide before heading out to sea.

了解潮汐规律对航海非常重要。

Understanding the patterns of the tide is crucial for navigation.

重力影响海洋的潮汐。

Grav affects the tides of the oceans.

月亮影响海洋的潮汐。

The moon influences the tides of the oceans.

月亮对潮汐有显著影响。

The moon has a significant effect on the tides.

日月的运行影响着潮汐。

The movement of the sun and moon affects the tides.

满月时潮汐可能非常强烈。

The tides can be very strong during a full moon.