work out:解决；算出；实现；制定出；消耗完；弄懂n.
the activity of exerting your muscles in various ways to keep fit
v.
1. come up with
2. happen in a certain way, leading to, producing, or resulting in a certain outcome, often well
3. work out in detail
4. do physical exercise
5. be calculated
6. make a mathematical calculation or computation
7. find the solution to (a problem or question) or understand the meaning of
8. give a workout to
figure out :解决；算出；想出；理解；断定find the solution to (a problem or question) or understand the meaning of
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