• n. （組織的）層；[地質(zhì)] 地層；社會階層

來自拉丁語 stratum,展開物，覆蓋，鋪蓋，道路，中性格于 stratus,展開，展開的，鋪開的， 過去分詞格于 sternere,展開，鋪開，伸展，來自 PIE*ster,展開，伸展，詞源同 strew,street.后 用于科學(xué)術(shù)語指巖層，地層等。

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.)).

1. It was an enormous task that affected every stratum of society.

這是一項影響到社會各階層的重大工作。

來自柯林斯例句

2. An aquifer is a water - bearing rock stratum such as sandstone and chalk.

地下蓄水層是一些有水的巖石層,如沙巖和白堊巖.

來自《簡明英漢詞典》

3. Such inequalities are found in every stratum.

這類不公平的現(xiàn)象存在于社會的每一個階層.

來自《簡明英漢詞典》

4. Tramps are from the lowest stratum of society.

流浪漢來自社會最下層.

來自《現(xiàn)代漢英綜合大詞典》

5. Tramps are in a low stratum of society.

流浪漢生活在社會的下層.

來自辭典例句