Neisser's double stain
[医] 奈瑟氏二重染剂
🧩 词语组成解析
double
['dʌbl]
adj. 双的;两倍的;两面派的;双人用的;
vt. 使加倍;把…对折;重复;
vi. 加倍，加倍努力;快步走;
adv. 两倍地;双重地;
n. 两倍;双精度型;
doub二，双+le反复 → 反复两倍 → 翻倍
🗣️ 情景例句
People who take less exercise seem more vulnerable to illness.
缺少运动的人对疾病的抵抗力就差。
Overdone is worse than undone.
过犹不及。
This is Wei Hua. Wei Hua, this is Jim.
这是魏华。魏华，这是吉姆。