abacus
美音:
[´æbəkəs
]英音:
[´æbəkəs
]n.算盘
单词图片
难易程度:
abacus为短语/超纲词汇
词形变化:
名词复数:abacuses
近义词, 同义词
abacus
/'æbəkəs; `æbəkəs/
n (pl -cuses / -kEsIz; -kE9sIz/) frame with beads that slide along parallel rods, used for teaching numbers to children, and (in some countries) for counting 算盘.
abacus
n[C]
[Date: 1300-1400; Language: Latin;Origin:Greek abax 'flat piece of stone']
a frame with small balls that can be slid along on thick wires, used for counting and calculating