boa
英 [ˈbəʊ.ə]
美 [ˈboʊ.ə]
- n. [脊椎] 蟒蛇；女用围巾；蟒形联合浮动汇率
- n. (Boa)人名；(葡)博阿；(缅)波
星级词汇:
中文词源
boa 蟒蛇
词源不详。俗词源认为其来自词根bov, 牛，见bovine, 牛的。形容其大。
英语词源
- boa (n.)
- late 14c., "large snake," from Latin boa, type of large serpent mentioned in Pliny's "Natural History;" origin unknown (in Middle English folk etymology associated with Greek bous "ox"). Extension to "snake-like coil of fur worn by ladies" is from 1836. The popular name boa constrictor is from 1788.
权威例句
- 1. She wore a large pink boa around her neck.
- 她脖子上围着一条粉色长羽毛围巾。
- 2. The boa feeds on birds and small mammals.
- 蟒主要吃鸟和小的哺乳动物.
- 3. The switch array consistsof six interconnected BOA - type - X waveguide.
- 该阵列单元采用BOA型 X 波导,由六个单元集成于同一衬底上构成4×4光开关阵列.
- 4. A new structure of BOA ( BOA - Bifurcation Optique Active ) electro - optic switch is proposed in this paper.
- 本文提出了一种新型的BOA ( BifurcationOptiqueActive ) 型电光开关结构.
- 5. Banks were the big losers, with BOA down 24.3 % and Citigroup 18 % lower.
- 伴随着BOA银行下降24.3%,及花旗银行降低18%,银行是最大的损失者.
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