| 单词 | 很难治疗 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔malignancy〕The malignancy of these tumours makes them difficult to treat.这些肿瘤为恶性，很难治疗。剑桥高阶Frigidity is often difficult to deal with because there are so many taboos attached to human sexuality.性冷淡症很难治疗，因为关于人体性能力方面的忌讳太多。剑桥国际The malignancy of these tumours makes them difficult to treat.肿瘤呈恶性，因此很难治疗。剑桥国际 |
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