perform a biopsy on sb/sth
表示对某人或某部位进行活检，介词用 on。
The doctor performed a biopsy on the patient's liver.
医生对病人的肝脏进行了活检。
从活体取出组织、细胞或体液样本并进行检查以诊断疾病。；活体组织或液体的检查,以确定疾病的存在或病因。；活组织检查；[医] 活组织检查
Removal and examination of a sample of tissue, cells, or bodily fluid from a living body to diagnose a disease.
从活体取出组织、细胞或体液样本并进行检查以诊断疾病。
The removal and examination of a sample of tissue, cells, or bodily fluid from a living body for diagnostic purposes.
活体组织或液体的检查,以确定疾病的存在或病因。
examination of tissues or liquids from the living body to determine the existence or cause of a disease
The doctor ordered a biopsy to find out if the lump was harmful.
医生安排了活组织检查，以查明那个肿块是否有害。
用法提示：biopsy 作名词，表示“活组织检查”。
After the biopsy, the results showed no sign of infection.
活检之后，结果显示没有感染的迹象。
用法提示：此处 biopsy 指检查过程本身，作可数名词。
She needed a biopsy on her skin to confirm the diagnosis.
她需要对皮肤进行活检以确认诊断。
用法提示：biopsy 作名词，与介词 on 搭配说明检查部位。
表示对某人或某部位进行活检，介词用 on。
The doctor performed a biopsy on the patient's liver.
医生对病人的肝脏进行了活检。
表示从某部位取活检样本，介词用 from。
The surgeon took a biopsy from the tumor.
外科医生从肿瘤上取了活检样本。
表示某部位的活检，常用 of 引出部位。
A biopsy of the skin revealed an infection.
皮肤活检显示有感染。
表示接受活检，常用动词 undergo 或 have。
She underwent a biopsy to check for cancer.
她接受了活检以检查是否患癌。
grammar · medium
易错句子The doctor did biopsy to check the lump.
正确表达The doctor did a biopsy to check the lump.
biopsy 是可数名词，单数形式前必须加不定冠词 a/an，或改用 the、my 等限定词。汉语名词前没有冠词，中国学习者容易漏掉，导致句子不合语法。
grammar · medium
易错句子She had two biopsys last month.
正确表达She had two biopsies last month.
以“辅音字母 + y”结尾的名词变复数时，要先变 y 为 i，再加 -es，因此复数形式是 biopsies，而不是直接加 -s 的 biopsys。
grammar · medium
易错句子The doctor made a biopsy on his liver.
正确表达The doctor performed a biopsy on his liver.
汉语的“做”常被直译成 make，但英语里与 biopsy 搭配的动词是 perform、do、carry out，表示接受检查时也可说 have a biopsy。make a biopsy 不符合英语搭配习惯，应改为 performed。
做活检
The doctor performed a biopsy to check the lump.
医生做了活检以检查那个肿块。
接受活检
She had to undergo a biopsy on her liver.
她不得不接受肝脏活检。
取活检样本
The surgeon took a biopsy from the affected area.
外科医生从患处取了活检样本。
活检显示
The biopsy revealed that the tumor was benign.
活检显示肿瘤是良性的。
针吸活检
A needle biopsy is less invasive than surgery.
针吸活检比手术的创伤小。
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组织活检
A tissue biopsy confirmed the diagnosis.
组织活检确诊了该病。