Maritime Research Information System 海洋研究情報(bào)系統(tǒng); Market Research Information System 市場研究情報(bào)系統(tǒng); Medical Research Information System 醫(yī)學(xué)研究情報(bào)系統(tǒng); Maritime Research Information Service 海事研究情報(bào)局（美國運(yùn)輸部）
實(shí)用例句
Most MRIs look for hydrogen, usually found in the body as a component of water.
