他也没有准备任何飘浮物和潜水旗。

He also didn't think to take a float or a dive flag with him.

youdao

上面的图表显示，近些年来，朔料飘浮物没有上升的趋势。

As the graph shows, though, the amount of floating plastic shows no upward trend.

youdao

像这次的深夜独潜，他应该准备一个能够让别人看到的发光的水面飘浮物。

For anight dive like this, he should have had a surface float with its ownlight to make it visible.

youdao