Rcf
[医][=red cell filterability]红细胞可滤性
🗣️ 情景例句
Especially to pick it out in blue.
还特地选了一件蓝色的。
He who cannot hold his peace will never live at ease.
嘴巴不紧，生活不宁。
He made up his mind to once again ask for her hand in marriage.
他下决心再一次向他求婚。