cancer

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数据源: ai_enrichment
癌症是一种由细胞异常增殖形成的恶性肿瘤,可侵犯周围组织并可能扩散到身体其他部位。

用法要点

句型搭配

Cancer通常作为可数名词使用,表示具体的癌症类型或病例,也可作为不可数名词泛指疾病概念。

• He was diagnosed with lung cancer.
• Cancer research has made significant progress.
• The risk of cancer increases with age.

介词用法

Cancer常与介词of连用表示癌症部位,与from连用表示死亡原因,与for连用表示治疗目的。

• cancer of the stomach
• died from cancer
• treatment for cancer

语域说明

Cancer在医学和日常语境中都常用,但在正式医学文献中更常使用具体癌症类型名称,如carcinoma、sarcoma等。

• breast cancer (日常)
• ductal carcinoma in situ (医学)
• skin cancer (通用)

基础例句

My aunt was diagnosed with breast cancer last year.

我阿姨去年被诊断出患有乳腺癌。

Regular check-ups can help detect cancer early.

定期体检有助于早期发现癌症。

He quit smoking to reduce his risk of lung cancer.

他戒烟是为了降低患肺癌的风险。

Many people participate in charity runs to raise money for cancer research.

许多人参加慈善跑步活动为癌症研究筹款。

高级例句

The study found a correlation between prolonged exposure to certain chemicals and increased incidence of bladder cancer.

研究发现长期接触某些化学物质与膀胱癌发病率增加之间存在相关性。

Immunotherapy has emerged as a promising approach in the treatment of metastatic melanoma.

免疫疗法已成为治疗转移性黑色素瘤的一种有前景的方法。

The pharmaceutical company invested heavily in developing targeted therapies for specific cancer mutations.

这家制药公司大力投资开发针对特定癌症突变的靶向疗法。

Early detection through screening programs significantly improves survival rates for colorectal cancer.

通过筛查项目早期发现可显著提高结直肠癌的存活率。

高频搭配

verb

develop cancerdiagnose cancertreat cancerfight cancersurvive cancer

adjective

lung cancerbreast canceradvanced cancerterminal cancerearly-stage cancer

noun

cancer patientcancer treatmentcancer researchcancer riskcancer survivor

adverb

cancer-relatedcancer-freecancer-causing

preposition

at risk of cancerbattle with cancerdeath from cancer

phrase

cancer screeningcancer awarenesscancer preventioncancer diagnosiscancer therapy

常见错误

❌ 错误:He has a cancer.
✓ 正确:He has cancer.

当泛指癌症这种疾病时,cancer通常作为不可数名词使用,不需要冠词a。只有在特指某种具体类型的癌症时,才可能使用冠词,如'a rare form of cancer'。

❌ 错误:She died by cancer.
✓ 正确:She died of cancer.

表示死亡原因时,癌症作为原因应该用介词of,而不是by。By通常用于表示方式或手段,如'died by suicide'。

近义词辨析

tumor

Tumor指任何异常生长的组织肿块,可能是良性或恶性的;而cancer特指恶性肿瘤,具有侵袭性和转移能力。

The biopsy showed it was a benign tumor, not cancer.

carcinoma

Carcinoma是癌症的医学术语,特指起源于上皮组织的恶性肿瘤;cancer是更通用的日常用语,涵盖所有类型的恶性肿瘤。

The pathologist identified the mass as a squamous cell carcinoma, a type of skin cancer.