trip across an ocean 横渡海洋
Months or years later, the young fish start their trip to the ocean.
数月或数年后,幼鱼开始了它们的海洋之旅。
Once there were regularly scheduled airlines, it became impractical to make a business trip by ocean liner.
一旦有了定期的飞机航班,乘坐远洋客轮出差就变得不切实际了。
DNA is a sturdy molecule, so samples of fish taken anywhere along the trip from ocean to fork can be tested.
DNA是一个恒定的分子,因此从海洋到餐桌途中的任何地方采取的鱼类样本都可以进行测试。
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