Radioligand
放射性配體
??? 情景例句
Until today, I was never really interested in medicine.
直到今天 ，我才對(duì)醫(yī)學(xué)真正感興趣。
It's been a long time.
好久不見(jiàn)了。
This is done by a great number of ring-shaped air jets on the bottom of the craft.
船底裝上大量環(huán)狀噴氣嘴以實(shí)現(xiàn)這一目的。