| 事 |
shì yóu | main content / matter / work / origin of an incident / cause / purpose / subject (of business letter) |
| 事 |
shì | matter / thing / item / work / affair / CL:件,桩,回 |
| 由 |
yóu | to follow / from / because of; due to / by; via; through / (before a noun and a verb) it is for ... to ... |