一来 (yī lái) — firstly, in the first place (used to enumerate reasons or purposes, often paired with 二来); as soon as (someone) arrives (literal sense)

Definition

Examples

• 一来我想学习中文，二来也想了解中国文化。
  yī lái Wǒ xiǎng xué xí zhōng wén, èr lái yě xiǎng liǎo jiě zhōng guó wén huà.
  Firstly, I want to learn Chinese, and secondly, I also want to understand Chinese culture.
• 一来天气不好，二来时间太紧，我们就不去了。
  yī lái Tiān qì bù hǎo, èr lái shí jiān tài jǐn, wǒ men jiù bú qù le.
  First, the weather is bad, and second, time is too tight, so we won't go.
• 他一来就帮我们解决了问题。
  Tā yī lái jiù bāng wǒ men jiě jué le wèn tí.
  As soon as he arrived, he helped us solve the problem.

Grammar