质子的质量几乎是电子的2,000倍。Protons are nearly 2000 times as heavy as electrons.质子是物质的基本粒子。A proton is an elementary particle of matter.中子和质子构成了原子核.The neutrons and protons form the core of the atom....
你还能继续雇用这两名花匠 吗 ?Are you able to keep both the gardeners on?花匠把花捆成花束.The florist bunched the flowers up.农民和花匠都知道，冬天越暖和，作物的生长季节便越长。Any farmer or gardener knows that a milder winter means a longer growing season....
I'm afraid your son had a slight mishap in the playground.不好了,你儿子在操场上出了点小意外.With a little care you could have avoided the mishap.你要是小心一点,本来是可以避免这场不测之祸的.We reached home without mishap.我们平安地回到了家....