词根词缀：stru-, struct-, -structure, -struction, -structive

【来源及含义】Latin: to build, to build up; to pile; to construct; to place together, to arrange

【相关词根词缀】 Related "together" units: com-; greg-; inter-.

【同源单词】agroindustrial, agroindustrialist, agroindustrialize, agroindustry, atmospheric structure, beta structure

词根词缀：sub-, suc-, suf-, sug-, sum-, sup-, sur-, sus-, su-

【来源及含义】Latin: under, below, beneath; used as a prefix as shown in various formats below

【相关描述】The prefix sub- often becomes suc- before c: succumb.

The prefix sub- often becomes suf- before f: suffuse.

The prefix sub- often becomes sug- before g: suggest.

The prefix sub- often becomes sum- before m: sumptuous.

The prefix sub- often becomes sup- before p: suppression.

The prefix sub- often becomes sur- before r: surrogate.

The prefix, sub- is often simplified to su- before sp; as seen in suspect, suspend, suspicion, suspension, et al. Before c, p, and t; it is sometimes formed into sus-.

【同源单词】oversufficient, sub specie, sub voce, subabdominal, subaquatic, subaquatics