威灵仙不能软化骨刺，但它却是中医治疗骨刺常用的中药材，能缓解骨刺带来的痛苦，与补肾壮骨的中药材配伍使用效果更好，标本兼治。
I have to use atleast 2 setTimeouts and 1 setInterval. Does this have any dependency on the browser or javascript engine开发者_如何学运维 being used? tl;dr: Don\'t worry about the cost of timers until
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