ISS的中文意思、音标与词形变化

[化] 离子散射能谱; 离子散射能谱学

n a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) n the smallest whole number or a numeral representing this number n the 9th letter of the Roman alphabet