Chen Jing-run was noted as one of the world famous scientists in maths.
陈景润作为数学界世界著名的科学家而闻名于世。
I wish Xiao Chen had come with us.This is more in the line than mine.
要是小陈也来了就好了。对这，他比我更懂行一些。
Mr. Chen used no (didn't use any) chemicals on his fruit.
陈先生的水果不使用农药。
