| 单词 | spring mattress |
| 释义 | > as lemmasspring mattress spring mattress n. ΚΠ 1828 Morning Post 25 Oct. 1/2 (advt.) Spring Mattresses, Carriage Seats, &c. on the most improved principle. 1875 E. H. Knight Pract. Dict. Mech. Spring-mattress, one having metallic springs beneath the hair or moss filling. 2006 Strait Times (Singapore) (Nexis) 22 Apr. Ms Sangeeta Hiranand..was fed up with her 15-year-old spring mattress. < as lemmas |
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