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かかる， 掛かる， 掛る， 懸かる， 懸る
1. to take (a resource, e.g. time or money)
2. to hang
3. to come into view, to arrive
4. to come under (a contract, a tax)
5. to start (engines, motors)
6. to attend, to deal with, to handle
7. to have started to, to be on the verge of
8. to overlap...
花费(某种资源，例如时间或金钱)；得(病)；被抓住；陷入困境；出现；到来