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- The nutational constant is unsuitable for the name of the primary constant; Other constats have also the new values. IAU 1976 System of Astronomical Constants falls behind the latest development in astronomy. IAU1976天文常数系统已跟不上天文学的发展，并存在很大的缺陷，必须进行修订和改进。
- His wife was a constant inspiration to him. 他的妻子经常鼓励他。
- system of astronomical constants 天文常数系统
- Her constant complaining just sticks in my craw. 她那不断的诉苦真使我受不了。
- He was too poor to buy an astronomical telescope. 他太穷了，买不起天文望远镜。
- The machinery requires constant maintenance. 这些机器需要经常保养维修。
- I was infuriated by/with their constant criticism. 他们没完没了地批评把我给气坏了。
- A constant, variable, function name, or expression. 一种常数、变量、函数名或表达式。
- She feels wearisome by the constant noise. 她很厌烦那些没完没了的嘈杂声。
- She matured her novel by constant revision. 她不断修改自己的小说以使其趋于完善。
- She yelled at him about his constant drunkenness. 她大嚷大叫说他总是烂醉如泥。
- I've had enough of your constant chatter. 我已经听够你那没完没了的唠叨话。
- Astronomical sums of money will be needed for this project. 这项工程需要异常庞大数额的资金。
- She was wearied by the constant noise. 她很厌烦那些没完没了的噪杂声。
- Salaries are kept under constant review. 薪金问题要一直不断审订。
- His constant requests for help taxed our goodwill. 他不断要求我们帮助他，过分利用了我们对他的好意。
- Matter is in constant motion and constant change. 物质总是在不断运动，不断发展。
- The price of this gem is expensive -- as much so as astronomical figures. 这个宝石的价格十分昂贵－－简直是个天文数字。
- The thief went in constant fear of discovery. 那贼时刻都在担心被人发现。
- Constant rubbing will fray even the thickest rope. 再粗的绳子也经不住总磨。
