The hydroperoxides are unstable compounds.氢过氧化物是不稳定的化合物.After the fall of Pitt in 1801 there was a decade of unstable government...1801年皮特倒台后，政府经历了10年的动荡。The erratic fluctuation of market prices is in consequence of unst...
The situation is unstable and potentially dangerous.情况不稳定，可能有危险。She was physically delicate and psy-chologically unstable.她身体孱弱，心理上也不够稳定。Both clay and sandstone are unstable rock formations.黏土和砂岩都是不牢固的岩石构造。...
Accidents are still the number one cause of premature death for Americans...交通事故仍然是造成美国人过早死亡的头号因素。Everyone is more reluctant to travel these days, not least the Americans.这段时间大家都减少了出游的欲望，美国人尤其如此。The Americans won't ...
Most of the New Grange site is an earth - covered cairn.新格兰奇的大多数遗迹是被泥土覆盖的石堆.Shell, Cairn Energy and Tullow Oil gained between 1.04 % - 3.5 % increase.壳牌 、 英国凯恩能源和塔洛石油获得了1.04%-3.5%之间的涨幅.Joshua Cairn: Do you ever feel weir...
I like white gourds, but not pumpkins.我喜欢吃冬瓜, 但不喜欢吃南瓜.Then they cut faces in the pumpkins and put lights inside.然后在南瓜上刻出一张脸,并把瓜挖空.But then the morning comes and we turn into pumpkins, right?不过黎明一到我们就会变成南瓜吧?...
我们在秋天去采蘑菇.We went mushrooming in the Fall.他们在野外采蘑菇.They collected mushrooms in the wild.采蘑菇的和徒步旅行的要当心了, 以下(原文中附七张图片)是七种不能采的剧毒蘑菇.Fungi hunters and hikers beware, here are seven super toxic mushrooms to avoid....