1
use a scalpel to do sth
作名词时，scalpel 是可数名词，复数为 scalpels。
The surgeon used a scalpel to make a tiny incision.
外科医生用解剖刀做了一个微小的切口。
解剖刀；手术刀
scalpels — plural of scalpel
先理解核心含义，再看它在真实句子里的用法。
解剖刀；手术刀
a thin straight surgical knife used in dissection and surgery
The surgeon used a scalpel to make a tiny incision.
外科医生用解剖刀做了一个微小的切口。
一种带非常锋利刀片的小型直刀,用于手术、解剖和手工艺。
A small straight knife with a very sharp blade used for surgery, dissection and craftwork.
用于解剖和手术的细直手术刀
a thin straight surgical knife used in dissection and surgery
The surgeon asked for a scalpel to make a precise cut.
外科医生要了一把手术刀来做精准的切口。
She sterilized the scalpel before the operation.
手术前她把手术刀消毒。
The doctor carefully placed the scalpel back on the tray.
医生小心地把手术刀放回托盘上。
作名词时，scalpel 是可数名词，复数为 scalpels。
The surgeon used a scalpel to make a tiny incision.
外科医生用解剖刀做了一个微小的切口。
with a scalpel 表示使用工具，即“用解剖刀”。
The pathologist carefully cut the sample with a scalpel.
病理学家用解剖刀小心地切开样本。
作动词时，scalpel 意为“用解剖刀切开”，现在分词为 scalpelling，但这一动词用法较少见。
The surgeon is scalpelling the tissue with great precision.
外科医生正在非常精准地用解剖刀切开组织。
Not this
The surgeon cut the tissue by a scalpel.
Use this
The surgeon cut the tissue with a scalpel.
表示使用具体工具时，英语用 with 而不用 by；by 通常引出动作的执行者或方式。by a scalpel 是中文“用手术刀”的直译，应改为 with a scalpel。
Not this
He used scalpel to cut the tissue.
Use this
He used a scalpel to cut the tissue.
scalpel 是可数名词，单数形式前需要有限定词（如 a 或 the）。中文没有冠词，容易漏掉 a，所以应补上 a。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
外科手术刀
The surgeon picked up a surgical scalpel to begin the incision.
外科医生拿起手术刀开始切口。
手术刀片
The nurse replaced the scalpel blade before the operation.
护士在手术前更换了手术刀片。
使用手术刀
The doctor used a scalpel to make a small cut.
医生用手术刀切了一个小口子。
握手术刀
She held the scalpel steadily while dissecting the tissue.
她在解剖组织时稳稳地握着手术刀。
一次性手术刀
Hospitals usually prefer a disposable scalpel to reduce infection risk.
医院通常更倾向于使用一次性手术刀以降低感染风险。
Use scalpels naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
仅作联想：scalpel 里有 scalp（头皮），是手术切开皮肤的小刀。
语域：neutral 常见场景：surgical operations、anatomical dissection、forensic examinations 该词在此义项中是名词，指外科或解剖用的小型锋利手术刀。词性为中性，常用于医学、解剖或法医等专业场景；日常口语中也会用到，但通常带有专业色彩。
复数形式为 scalpels；动词的 -ing 形式为 scalpelling（双写 l）。
Dictionary facts from ECDICT, WIKTIONARY.