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- The little boy was not good at arithmetic. 这个小男孩算术不太好。
- She grounded her pupils well in arithmetic. 她给自己的学生打下良好的算术基础。
- He got the answer by mental arithmetic. 他用心算得出了答案。
- The daffodil belongs to the genus Narcissus. 黄水仙是水仙属植物。
- He is good at mental arithmetic. 他擅长心算。
- A kingfisher, especially one of the genus Halcyon. 翡翠鸟一种翠鸟，尤其是属于此种的翡翠属的
- I'm good at history but not so hot at arithmetic. 我的历史成绩不错，但算术不太好。
- Dogs, wolves, and coyotes belong to the same genus. 狗、狼和土狼是同属。
- He brushed up on fractions before taking the arithmetic test. 在参加算术考试前他又重温了分数。
- arithmetic genus of a divisor 除子算术亏格
- Arithmetic genus of a curve 曲线算术亏格
- Arithmetic genus of a surface 曲面算术亏格
- arithmetic genus 算术狂
- virtual arithmetic genus 假亏格
- What's the correct answer to this arithmetic question? 这道算术问题的正确答案是什么?
- A genus of extinct, large, flightless birds native to Madagascar. 象鸟，隆鸟一种不会飞的巨鸟，产于马达加斯加岛，现已绝种
- My brother is poor at arithmetic. 我弟弟的算术很差。
- Old World genus of isopod crustaceans. 陆生等足甲壳类旧大陆鼠妇科的一属。
- Her school report shows that she is weak at/in arithmetic and biology. 从她的学习成绩单可看出她算术和生物成绩差。
- Some hard problems in arithmetic bewilder me. 算术上一些难题使我糊涂。
