Usefulness
[ ['ju:sfulnis] ]
第5级
其它 Other
n. 有用, 有益\\n[经] 有用, 有用性
📖 牛津释义
usefulness
n[U]: The old car has outlived its usefulness, ie is no longer useful or worth keeping. 这辆旧汽车已经不能用了.
🗣️ 情景例句
Goodbye, hope to see you again.
再见, 希望再次见到你。
All I have to do is learn English.
我所要做的就是学英语。
The Great St.Bernard Pass connects Switzerland to Italy.
圣伯纳德大山口连接着瑞士与意大利,
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