锹和耙的手柄较长,可发挥较好的杠杆作用。The spade and fork have longer shafts, providing better leverage.她用镐和平锹挖地基。She dug the foundation with a pick and shovel.用锹把地翻一遍。Turn the soil over with a spade....
I've been on an emotional roller-coaster since I've been here.自从我到了这里,情绪就起伏不定。The last few weeks have been a real roller coaster.过去的几个星期,形势真是变幻莫测。It's great to go on the roller coaster five times and not b...