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- It will simplify the arithmetic if we choose one bar force as zero, say ??0. 如果选择其中有一根杆的轴力为零，就简化计算，比如 ?裕?。
- assignment arithmetic IF statement 赋值算术IF语句
- Some dogs can do arithmetic if they are exercised in doing so 有些狗如果受训做算术的话，它们是可以做的。
- You can do it this way if you care to. 如果你乐意的话，可以这样做。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- If I had my way, I'd go to the movies tonight. 假如我做得到的话，我今晚会去看电影。
- If we all muck in we'll soon finish the job. 如果我们大家都动手，一会儿就可以干完这件事。
- If you go to a private hospital you must pay. 如果你去一家私立医院就诊，你得付费。
- We should practice economy even if we are rich. 即使我们富裕了也仍应该厉行节约。
- 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。
- Do you mind if I draw up the blinds? 我卷起窗帘你不反对吧？
- He got the answer by mental arithmetic. 他用心算得出了答案。
- He is good at mental arithmetic. 他擅长心算。
- 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。
- She will buy him a cardigan if her son asks her to. 如果她儿子要求的话，她就给他买一件羊毛衫。
- 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。
- I'm going to make sure if I'm going to Macao. 我要拿定主意我是否去澳门。
- He walked along as if favoring his sore foot. 他走路像是特别小心照顾他那只酸痛的脚似的。
