切る， きる
1. to cut, to cut through, to perform (surgery)
2. to sever (connections, ties)
3. to turn off (e.g. the light)
4. to terminate (e.g. a conversation), to hang up (the phone), to disconnect
5. to punch (a ticket), to tear off (a stub)
6. to open (some...
切；开始；开启