单词	biramous
释义	biramous /bʌɪˈreɪməs / adjective Zoology (Especially of crustacean limbs and antennae) dividing to form two branches.An answer lies, he says, in the origin and modification of the ancestral biramous limb.... The appendages are primitively branched, and although this condition is modified in many species, adults always have at least some biramous appendages. The anteriormost five abdominal appendages are, almost without exception, biramous. Origin Late 19th century: from bi- 'two' + ramus + -ous.
随便看	set list set menu set-net set-netter set off seton set one's cap at (or for) set oneself up as set one's face against set one's heart (or hopes) on set one's sights on set one's teeth set on (or upon) Seton, St. Elizabeth Ann set (or lay or put) store by (or on) set (or put) one's hand to set (or put) one's seal to (or on) set (or rock) someone back on their heels setose influenza bacillus influenzaed influenzal influenza virus influenzoid influx

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