Question

stratum n.地层；社会阶层 stratum (n.) "horizontal layer," 1590s, from Modern Latin special use of Latin stratum "thing spread out, coverlet, beadspread, horse-blanket; pavement," noun uses of neuter of stratus "prostrate, prone," past participle of sternere "to spread out, lay down, stretch out," from PIE *stre-to- "to stretch, extend," from root *stere- "to spread, extend, stretch out" (see structure (n.)). 【记】status 地位，是相对于社会阶层来说的；street + 音：土木，街道的土木结构是一层层的

Accepted Answer

['streitəm] 【英】 地层 (a sheetlike mass of sedimentary rock or earth of one kind lying between beds of other kinds);社会阶层 (a socioeconomic level comprising persons of the same status esp. with regard to education or culture) 无

单词	stratum
音标	['streitəm]
解释	n.地层；社会阶层
红宝书	【英】地层 (a sheetlike mass of sedimentary rock or earth of one kind lying between beds of other kinds);社会阶层 (a socioeconomic level comprising persons of the same status esp. with regard to education or culture)
字源	stratum (n.) "horizontal layer," 1590s, from Modern Latin special use of Latin stratum "thing spread out, coverlet, beadspread, horse-blanket; pavement," noun uses of neuter of stratus "prostrate, prone," past participle of sternere "to spread out, lay down, stretch out," from PIE stre-to- "to stretch, extend," from root stere- "to spread, extend, stretch out" (see structure (n.)).
不择手段背单词	无
趣味全助记	【记】status 地位，是相对于社会阶层来说的；street + 音：土木，街道的土木结构是一层层的

Stratum Latin Spread Stretch Streitəm N.地层；社会阶层 英 地层

Stratum Latin Spread Stretch Streitəm N.地层；社会阶层英地层