中英释义：
指出，可以放开带有自然垄断性的虚拟城市用水市场，鼓励节约、效率和创新。
Say virtual urban-water markets within natural monopolies can be unlocked, rewarding frugality, efficiency and innovation.
熊妈妈钱包，因保护里面的钱而得名，被设计来鼓励节约用钱，里面设有一个铰链，会随着银行账户结余的减少而越来越紧。
The Mother Bear wallet, so named because it is protective of the money inside it, is designed to encourage saving and has a hinge that gets harder and harder to open the lower the bank balance.
-
鼓励
encourage; urge on; prompt; push; cheer; cheer on; hearten; support; stimulate; embolden; spur; foster; buoy; root for; incentivize; uplift; pump up; nudge; encouraging; supportive; encouragement; incentive; invitation; prod; prodding; blessing
-
节约
save; spare; economize; conserve; retrench; economically; frugally; economy; conservation; saving; thrift; frugality; economical; thrifty; frugal; sparing