a rule

• As a rule of thumb, the minimum device feature is about 4 times the beam diameter .
  一般来说，最小器件图形大约是电子束直径的4倍。
• Her hair, as a rule so elaborately arranged, was tumbling untidily over her neck .
  她的头发通常梳得十分讲究，现在却乱蓬蓬地披在后面。
• As a rule each gens had names for persons that were its special property .
  一般习惯，每一个氏族都有一套个人名字，这是该氏族的特殊财产。
• They were illegal, dangerous, involved little or no pay as a rule .
  这些事情是违法的，危险性很大，向来赚不到多少钱，甚至一个钱也不能到手。
• We passed a rule that every employee had to be checked out on at least three operations .
  我们定了一条规矩，每个工人一定要经过三种工作的训练。
• He made it a rule that either he or his wife should always be on duty in the shop during opening hours .
  他规定在开店时间，妻子和他轮流站柜台。
• As a rule they got the same amount whether it was a cheap funeral or an expensive one .
  一般说来，不论简陋还是阔绰的丧礼，他们拿到的钱大致差不多。
• This is called a ruling and with very fine lines it gives the same appearance as a stipple .
  这称作网线。如采用极精细的网线，便可产生与网点相同的效果。
• But as a rule he was more affected by the awesome abysses than by the harmonious landscape .
  但是一般说来，更触动他的是可畏的绝壁深壑，而非和谐的景色。
• The skilled artisan does not as a rule take part in such a procession except as a very last resources .
  技术工人非到真正无路可走时，一般是不参加这种队伍的。