单词 petrolist 释义 petrolist[f. petrol-eum + -ist.]= ptroleur, ptroleuse.1890in Cent. Dic......

单词 multiplication table 释义 multiplication table list showing the results when a number......

单词 multiplicity 释义 multiplicity n[sing] ~ of sth large number or great variety of thin......

单词 petroleum 释义 petroleum|ptrlm|Also 6–8 -ium.[a. med.L. petroleum, f. L. petra (Gr. ......

单词 petroliferous 释义 petroliferous, a.|ptrlfrs|[f. petroleum or petrol + -i-ferous, -fe......

单词 motion 释义 motion n 1 [U] (manner of) moving 运动; 移动; 动态 the swaying motion of ......