常見例句

• The flight to Accra goes twice a week.
  飛往阿克拉的班機(jī)一星期開兩班。
• We should brush our teeth at least twice a day.
  我們每天應(yīng)該至少刷兩次牙。
• Her sad looks reflected the nature of her thoughts.
  她面帶憂傷顯出心事重重。
• I am more than twice as old as he.
  我的年齡是他的兩倍還不止。
• A reflected signal on a communication channel.
  一種在通信信道上反射回來的信號(hào)。
• Jack was fired twice but both times taken back.
  杰克曾兩次被解雇，但兩次都被允許回去工作。
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