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終わる， 終る， 了る， 卒る， 畢る， 竟る， おわる
1. to end, to come to an end, to finish, to close, to be over
2. to finish, to complete, to conclude
3. to finish doing
4. to be past its (one's) prime
5. to be awful, to be terrible, to suck, to be hopeless
结束，完成；完成...，结束...，终结...
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd