1
metastasis of [disease] to [part of the body]
of 后接原发疾病，to 后接转移部位。
Metastasis of lung cancer to the brain is often fatal.
肺癌转移到大脑往往是致命的。
转移；扩散
先理解核心含义，再看它在真实句子里的用法。
转移；扩散
the spreading of a disease, especially cancer, to another part of the body
Metastasis of lung cancer to the brain is often fatal.
肺癌转移到大脑往往是致命的。
尤指癌细胞的转移扩散
性质、形态或质量的变化。
A change in nature, form, or quality.
疾病(尤其是癌症)扩散到身体其他部位。
the spreading of a disease (especially cancer) to another part of the body
有害物扩散到另一部位,如癌症的转移。
The spread of something harmful to another location, such as the metastasis of a cancer.
身体功能或疾病转移到身体另一部分,特指在原发部位远处出现继发病灶,如某些癌症。
The transference of a bodily function or disease to another part of the body, specifically the development of a secondary area of disease remote from the original site, as with some cancers.
Metastasis occurs when cancer cells spread to other organs.
当癌细胞扩散到其他器官时，就会发生转移。
The new drug may prevent metastasis in advanced cancer patients.
这种新药可能会防止晚期癌症患者发生转移。
The doctor explained the mechanism of metastasis to the patient.
医生向患者解释了转移的机制。
of 后接原发疾病，to 后接转移部位。
Metastasis of lung cancer to the brain is often fatal.
肺癌转移到大脑往往是致命的。
不需要说明原发部位时，直接用 to 引出转移到的部位。
The MRI showed metastasis to the spine.
核磁共振显示已转移到脊柱。
from 和 to 同时使用可完整描述转移路径；复数形式为 metastases。
The autopsy confirmed metastasis from the colon to the liver.
尸检证实癌细胞从结肠转移到肝脏。
Not this
The tumor has metastasis to the brain.
Use this
The tumor has metastasized to the brain.
metastasis 是名词，动词形式是 metastasize。这里需要用过去分词 metastasized 构成现在完成时，表示“已经转移”，不能把名词当动词用。
Not this
The MRI showed multiple metastasis in the lungs.
Use this
The MRI showed multiple metastases in the lungs.
metastasis 的复数形式是 metastases（类似 analysis/analyses）。当指多个转移灶且前面有 multiple 修饰时，必须用复数形式。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
远处转移
The scan showed no signs of distant metastasis.
扫描未显示远处转移的迹象。
淋巴结转移
Lymph node metastasis was detected during surgery.
手术时检测到淋巴结转移。
骨转移
Bone metastasis can cause severe pain.
骨转移可引起剧烈疼痛。
转移风险
Early treatment reduces the risk of metastasis.
早期治疗能降低转移风险。
防止转移
The goal of adjuvant therapy is to prevent metastasis.
辅助治疗的目标是防止转移。
多处转移
The patient had multiple metastases in the spine.
患者脊柱有多处转移。
Use metastasis naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：meta像‘变’，stasis像‘停’，但癌细胞不停留，反而扩散转移。
语域：formal 常见场景：医学报告、学术文献 该词是医学术语，指疾病（尤其是癌症）向身体其他部位的扩散。通常用于正式或学术语境，如医学报告、研究论文和临床讨论；在日常口语中较少使用。
这些词都不是 metastasis /məˈtæstəsɪs/ 的真正押韵词。stasis 和 homeostasis 只是拼写上的 -stasis 与 metastasis 相同，读音中读 /ˈsteɪsɪs/；metastasis 的重音在第二个音节，从重读元音到词尾是 /æstəsɪs/。其余 -sis 词重音和元音也各不相同。
Dictionary facts from ECDICT, WIKTIONARY.