at (the) first

常见例句

• The compass was first used in sailing.
  罗盘首先用在航海上。
• I must finish my homework first.
  我必须首先做完家庭作业。
• At first we covered about 100 miles a day.
  起初我们每天行一百英里。
• He disliked school in the beginning.
  起初他不喜欢上学。
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