集中

• He is a scatterbrain .
  他是一个注意力不集中的人。
• There we received several weeks of intensive training .
  在那里我们受了几星期的集中训练。
• We put new central heating in when we moved here .
  我们搬到这儿的时候安装了集中供暖设备。
• Female unskilled workers are concentrated in this activity .
  非熟练女工集中从事这种工作。
• Presently, the dock became the central point of interest .
  立刻，被告席变为兴趣的集中点。
• A few minutes later she was concentrating on her novel .
  过了几分钟，她便集中写她的小说。
• Numerous deposits are clustered in a number of cross trends .
  许多矿床集中在许多横向带中。
• I could not concentrate because i felt faint with hunger .
  我视力不能集中，因饿而眼睛发花。
• He realized his audience 's attention was beginning to wander .
  他意识到听众精神已不太集中了。