Word · Frequency #2861
iv
noun
四
the number four
静脉输液
In use
The nurse started an IV in the patient's arm to give him fluids.
After the operation, the patient needs an IV to receive nutrients.
Because she was dehydrated, the doctor gave her an IV immediately.
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
Common mistakes
I am on IV.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’。
I have IV apples.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。
Connections
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
- IV therapy is commonly used for dehydration.静脉治疗常用于脱水。
- IV antibiotics
- 静脉抗生素
Learner notes
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。
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。
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.