Word · Frequency #2861
iv
noun
四
核心释义
the number four
静脉输液
用法In use
The nurse started an IV in the patient's arm to give him fluids.
用法提示:此处 iv(IV)用作名词,意为“静脉输液”。
After the operation, the patient needs an IV to receive nutrients.
用法提示:iv 作为名词,指“静脉输液”,是 intravenous 的缩写。
Because she was dehydrated, the doctor gave her an IV immediately.
用法提示:iv 在此用作名词,表示“静脉输液”。
noun + iv
罗马数字iv常大写为IV,但此处按词条使用小写。
chapter iv
第四章
iv + noun
医学中常缩写为IV。
iv drip
静脉滴注
常见错误Common mistakes
易错句子I am on IV.正确表达I am on an IV.
中文缺乏冠词,英语中‘IV’(静脉注射)以元音音素开头,需用不定冠词‘an’表示‘一个静脉输液管’。
易错句子I have IV apples.正确表达I have four apples.
罗马数字‘IV’仅用于序数编号(如章、国王、年份),不可替代基数词‘four’修饰普通名词。
相关词与表达Connections
搭配Collocations
- IV drip
- 静脉滴注
- The patient was put on an IV drip to rehydrate.病人接受了静脉滴注以补充水分。
- IV line
- 静脉输液管
- The nurse inserted an IV line into his arm.护士在他的手臂上插入了一根静脉输液管。
- IV fluid
- 静脉注射液
- She received IV fluids after surgery.手术后她接受了静脉注射液。
- IV injection
- 静脉注射
- The doctor gave him an IV injection of antibiotics.医生给他注射了静脉抗生素。
- IV therapy
- 静脉治疗
学习提示Learner notes
记忆技巧Memory Tip
罗马数字IV表示4,静脉注射也缩写为IV,看到iv联想到两者。
语境与语域Context & Register
Technical; typically used in medical settings for intravenous therapy or injection. 通常用于医疗语境,指静脉注射,属于比较技术的术语,但在临床对话中也较常见。
语法说明Grammar Note
iv 是缩写,作为名词时指静脉注射或数字4,作为形容词时表示“四”或“静脉注射的”
Dictionary facts from ECDICT, WIKTIONARY.