Potein-free solution
[医] 无蛋白溶液
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
have been busy at work this morning
一早上都在忙着
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
He has a bad cold,MR.Williams,
他得了重感冒，威廉斯先生，