clam
clam1
noun
[no obj.]
clam2
noun
noun
- a marine bivalve mollusc with shells of equal size. (see quahog)
蛤。 （见 quahog） - Subclass Heterodonta: several families and numerous species, including the edible North American hardshell clam (see quahog) and softshell clam
异齿亚纲，数科，众多种，包括可食用的北美硬壳蛤（见 quahog）和软壳蛤参见 giant clam
■(informal)any of a number of edible bivalve molluscs, e.g. a scallop
(非正式)可食用的双壳软体动物（如扇贝）
[no obj.]
- (chiefly N. Amer.)dig for or collect clams
(主 北美)挖蛤；拾蛤 - (clam up)(informal)abruptly stop talking, either for fear of revealing a secret or from shyness
(非正式)（因害怕揭秘、害羞而）突然住口
- early 16th cent.: apparently from earlier clam 'a clamp', from Old English clam, clamm 'a bond or bondage', of Germanic origin; related to Dutch klemme, German Klemme, also to clamp
clam2
noun
- (US informal)a dollar
(美，非正式)美元
- 1930s: of unknown origin
考试词汇表
