to save money for future emergencies
为了未来的紧急情况而存钱 (wèile wèilái de jǐnjí qíngkuàng ér cún qián)
"You should save for a rainy day."
"你应该为雨天存钱。" (Nǐ yīnggāi wèi yǔtiān cún qián.)
to be giving testimony in court
the less harmful of two bad options
to praise oneself; to boast about one's achievements
a balance between two conflicting or competing factors
later than planned or expected
To radically change an industry with innovation.