blood
US /blʌd/
・UK /blʌd/
A2 初級
n. (u.)不可數名詞血；血液
I accidentally cut myself and got blood all over my new shirt
n. (u.)不可數名詞血液
He’s not my blood brother, we are actually cousins
v.t.及物動詞血
We need to blood in the new members to the team
n. (u.)不可數名詞血
There was blood on the knife.
n. (u.)不可數名詞氣質
He has royal blood in his veins.
n. (u.)不可數名詞流血
There has been too much blood spilled in this conflict.
影片字幕
為什麼抽菸會顯老、雪是白色的？替你解惑四個你一定好奇過的小知識！(Why Smoking makes People look Old?)
04:45
- Nicotine is a vasoconstrictor, which means it narrows our blood vessels, restricting the blood supply.
尼古丁是一種血管收縮劑, 這表示它會使我們的血管變窄, 因而限制血液的供應。
- When the blood supply is restricted, our cells don't get the required oxygen and nutrients.
血液供應受限時, 我們的細胞就無法得到足夠的氧氣和養分。
