plasma

plasma — 名詞

1. the yellow fluid in blood that carries blood cells, proteins, and other substanc

1.名詞C1
釋義

血漿

血液中承載血球的液體部分

the yellow fluid in blood that carries blood cells, proteins, and other substances.

例句

Doctors gave Nina donated plasma after the crash caused heavy bleeding.

車禍造成大量失血後，醫師給 Nina 輸入捐贈的血漿。

donated plasma in hospital treatment

The lab separated plasma from Ken's blood sample before testing it.

實驗室在檢驗前，先把血漿從 Ken 的血液樣本中分離出來。

pattern: separate plasma from blood

同義詞
  • blood plasma

    the full technical name, especially useful when another scientific sense of 'plasma' might cause confusion

  • serum

    a similar lab liquid, but not the same because serum does not contain all the proteins found in plasma

文法句型

donate plasma

separate plasma from blood

plasma in a blood sample

fresh plasma

用法筆記

Usually uncountable. In medical English it often follows verbs such as 'donate', 'separate', and 'transfuse', and it is contrasted with blood cells or whole blood. Distinguish it from sense 2, the physics term.

常見錯誤

❌I donated a plasma yesterday.
✅I donated plasma yesterday.
💡this sense is usually uncountable unless another noun follows, such as 'a bag of plasma'.
❌The doctor checked the plasma cells in my report.
✅The doctor checked the plasma in my blood sample.
💡'plasma' is the liquid part of blood, while 'plasma cells' are a different medical term.

2. a state of matter in which very hot atoms become charged and move freely.

2.名詞C2
釋義

電漿

高能量下帶電的物質狀態

a state of matter in which very hot atoms become charged and move freely.

例句

Inside the neon sign, plasma glowed pink above the noodle shop.

霓虹招牌裡的電漿在麵店上方發出粉紅色光芒。

plasma in a neon sign

Scientists study plasma from the sun to predict dangerous storms.

科學家研究來自太陽的電漿，以預測危險風暴。

plasma from the sun

同義詞

文法句型

turn into plasma

create plasma

plasma from the sun

plasma in a neon sign

用法筆記

Common in physics and astronomy. It often appears after verbs such as 'form', 'create', 'heat into', and 'study', especially with stars, lightning, neon lights, and fusion reactors. Distinguish it from sense 1, the liquid part of blood.

常見錯誤

❌The balloon was full of plasma.
✅The balloon was full of gas.
💡ordinary balloon gas is not plasma because it is not in a highly charged state.
❌The room was heated with plasma from the stove.
✅The room was heated with gas from the stove.
💡household stove gas is not called plasma in normal science use.