occasional cause

英 [əˈkeɪʒənl kɔːz]

美 [əˈkeɪʒənl kɔːz]

诱因

Perhaps in your Reddit conversations you run into the occasional user who always seems to cause trouble.
也许在Reddit对话中，您还会遇到那些偶然到访的用户，而这些用户往往会制造很多麻烦。
The occasional loneliness, already could not cause my attention, now the human has grown up, many must think, the multi-considerations, only then may move.
偶尔的寂寞，已经引不起我的注意力，现在人长大了，很多都得多想想，多考虑，才可以行动。
Occasional turnover, periodic takeovers and dividend income cause cash to rise, especially during ebullient markets when there is little to do.
临时换手、定期买入及股息收入均会造成现金累积，尤其是当市场情绪沸腾、却又没什么事可做的时候。
If it suspects the latter, as it has at least occasional cause to, it must determine whether accepting such investments poses either a strategic or a security threat.
如果它推测是后者（至少在某些情况下，它有理由这么认为），那么它必须判定，接受这类投资是否会对本国构成战略或安全威胁。