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。...
Physics is taught by Professor Wheeler.物理学由惠勒教授教." No , no , Mr. Wheeler,'said Mr. Oeslogge. " Dat iss all right. "“ 行的, 行的, 惠勒先生, "奥斯拉格先生说, " 这没问题." Well, you can suit yourself, Mr. Wheeler,'said the proprieto...
这起事故再一次引发了人们对于工厂安全性的质疑。The accident again raises questions about the safety of the plant.社区迅速作出反应,宣传安全性行为。The community reacted quickly and spread the word about safe sex.购车者们更感兴趣的是汽车的安全性和可靠性,而不是它的速度。Car buyers are more ...