可溶解的金属氢氧化合物都是碱.Soluble metallic hydroxides are bases that are alkalies.金属氢化物镍电池的自放电与多种因素有关.The self - discharge of nickel - metal hydride battery was related to various factors.大多数金属氢氧化物是不溶于水.Most metallic hydroxides are...
中午跟那帮生意上的朋友喝完酒后，他回来了。He returned from a lunchtime drinking session with his business cronies.这种做生意的方式偷偷摸摸，遮遮掩掩。It is a sneaky and underhand way of doing business.生意场上，不动声色会非常有用。In business a poker face can be very useful...
Don't sadden your friends and gladden your enemies.勿使亲者痛仇者快。You can sigh away half your youth if you choose to allow failed relationship to sadden you.如果你陷于失败的伤感中,你就会使前半生在叹息中度过.Do not sadden your friends and gladden...