您要查找的是不是：
- 雙階分離式BOM結構double-steps separative BOM structure
- 雙階分離式BOMdouble-layers separative BOM
- 雙階樣條bi-order spline
- 雙階過(guò)載two-stage supercharging
- 雙階躍計時(shí)庫侖法double potential-step chronocoulometry
- 成雙atwain
- 雙解bilingual
- 半雙工semiduplex
- 門(mén)羅階Monroe stage
- 雙拼Two bors d's oeuveres
- 把空奶瓶放到門(mén)階上，等送奶人來(lái)取。Put your empties on the doorstep for the milkman.
- 雙元音diphthong
- 階調contrast
- 全雙工FDX
- ｎ階n-order
- 雙冠double comb (禽)
- ｎ階矩nth moment
- 母親給她買(mǎi)了一雙網(wǎng)球鞋。Mother bought her a pair of tennis shoes.
- 比翼雙飛fly wing to wing
- 雙刃twolip
