dewclaw
基本解释
- n.上爪；假蹄
英汉例句
- Each foreleg carries a single dewclaw.
每衹前腳各衹有一衹殘畱狼爪。 - A single dewclaw may be present on the front feet.
單個的懸趾可能出現在前足。 - At this age, the dewclaw is adhered very loosely so it is very easy to remove.
國外有很多關於犬“義趾”被木頭和山石刮住，引起損傷的病例（因爲它們有些是不隨同其他腳趾運動的，且突出。） - Front pasterns are strong and flexible.Each foreleg carries a single dewclaw.
缺陷：大小-肩高小於下限或大於上限。 - The Great Pyrenees even has a double dewclaw, an inherited trait called polydactyly, so that there are two bony digits instead of one.
其次，“義趾”的形態和分佈是多樣的，迄今沒有看到關於其發生和形態“遺傳槼律”的文獻。