From Warring States, Si gradually became to plough, but it was used to being named Si.

战国以来，“耜”又逐渐演变成为“犁”，而仍习惯被称为“耜”的。

youdao

Wang Yixiong, a twenty-three-year-old physicist originally from Henan Province, was on his third visit to town, and this time he had brought a blushing economics student named Chen Si.

NEWYORKER: The Grand Tour