| 单词 | 完全无效 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔furthermore〕Furthermore, they claim that any such interference is completely ineffective.此外，他们还声称任何这样的干预都是完全无效的。柯林斯高阶〔powerless〕Lacking strength or power; helpless and totally ineffectual.无力的：无力的或无能为力的；无助的或完全无效的美国传统Our mortars were completely ineffective against their artillery.我们的迫击炮对付他们的大炮是完全无效的。剑桥国际 |
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