© Thomas Klee, shutterstock
For all it taught me, it might as well have been an abacus. DEATH AND TRANSFIGURATION (2001)Hanuman snapped his finger and began spinning red beads around the wires of the abacus. THE BROKEN GOD (2001)Mike Tong, however, was unruffled by their jokes; he was too busy toting up accounts on his abacus. THREE KINDS OF KISSING - SCOTTISH SHORT STORIES (2001)
偶尔使用。在柯林斯辞典中， abacus 是3万个最常用词之一。
abacus 的定义—— 柯林斯 英语词典
Collins Dictionaries for Schools
Our new online dictionaries for schools provide a safe and appropriate environment for children. And best of all it's ad free, so sign up now and start using at home or in the classroom.
Meme Ban, Heart Age & Collagin: September’s Words in the News
Catch up on the latest words in the news this September with Robert Groves.
Unlock language with the Paul Noble method
No books. No rote memorization. No chance of failure. Your chance to have a one-to-one lesson with best-selling language expert Paul Noble, try a FREE audio sample of his brand new Mandarin Chinese course.
Join the Collins community
All the latest wordy news, linguistic insights, offers and competitions every month.