problems and heartache
问题和心痛
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Millions of people are suffering from undeserved stress, trials, problems and heartache. We all must understand and apply the90/10 principle .
超过百万人沈溺在痛苦、试、题与心伤之中。我们必须理解并实践90/0的定律。
youdao
Few marital problems cause as much heartache and devastation as infidelity.
很少有婚姻问题，能像出轨那样，对感情产生近乎毁灭性的打击。
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