Rollerskating
(rollerskate 的现在分词) n. 旱冰鞋；滑轮鞋
🗣️ 情景例句
Grandpa really loves his family, doesn't he?
爷爷确实很爱这个家， 是吗？
We'd like to hear what you say concerning the matter of packing.
我们很想听听你们在包装方面有什么意见。
hold the string so that the weight nearly touches the ground.
让重物几乎接触地面。