Centralized invariants of business logic. If two modules are found to keep the same invariant, they should be merged. It’s difficult to keep invariants in sync between modules.
中东是全球硫磺供给的核心枢纽，产量占全球 40% 以上，贸易量占全球海运贸易总量的 50% 左右，且几乎全部经霍尔木兹海峡运输，是全球硫磺贸易的 “咽喉要道”。据行业分析，本次冲突升级直接导致伊朗硫磺出口受阻，3 月订单约 50% 无法交付，装船量同比下降 45%。
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She has previously said that her husband flew with Epstein for charitable trips but that she did not recall ever meeting Epstein. She had also interacted with Maxwell, Epstein’s former girlfriend and confidant, at conferences hosted by the Clinton Foundation.