self.config.sleep_max
json.dumps(item.to_dict(), ensure_ascii=False)
，更多细节参见夫子
特朗普聲稱已為美國爭取到18兆美元投資。他表示：「在12個月內，我爭取到超過18兆美元從全球各地湧入的（投資）承諾。」
Last week Streeting said he was willing to meet again but would not negotiate on pay as resident doctors, the new name for junior doctors, had received pay rises totalling nearly 30% in the past three years.
caution, as they may not always be accurate or appropriate.