n. 反应;反作用力;反动;保守;
💡 re向后,相反+act行动+ion名词后缀→反动,反应
"It set off a chain reaction in the international money markets."
这一事件在国际金融市场上引起了连锁反应。
近义:impugnation, objection, opposition, recalcitration, confutation, counteraction
反义:help, assistance, teamwork, cooperation