Like black hulks, the shadows of the great trees ride at anchor on the billowy sea of grass.

就像黑色的废船，郁郁葱葱的树影笼罩着一望无际的草地。

There was a large ship riding at anchor in the bay.

【ride】一艘大船抛锚停泊在海湾里。

They rowed for about an hour, and at last reached a small two-masted ship, which was riding at anchor at the very entrance of the harbour.

他们划了大约一个小时， 终于到达了一艘停泊在港口入口处的双桅小船。