词根词缀：en-, em-, el-

【来源及含义】Greek: in, into, inward; within; near, at; to put, to go into, or to cover with; as, entomb, encamp, enfold; to provide with; as, to enlighten; to cause to be; as, to enlarge; thoroughly; as, enmesh; in, within, into; as enzootic

【相关描述】This prefix, en-, changes to em- before b, p, or ph.

【同源单词】disembark, disembarkation, embark, embarkation, embarkment, embezzle

词根词缀：macul-, maculat-

【来源及含义】Latin: spot, mark, stain, blot, blemish, mesh; the original meaning of macula seems to have been, "a soiled spot, a spot to be cleaned"

【同源单词】Actitis macularia, immaculate, lepra maculosa, macula, macula cerulea, macula retina