盐水比淡水的传导性强得多。Salt water is much more conductive than fresh water is.如果你在撒哈拉大沙漠, 你就会知道淡水的价值了.If you were in the Sahara, you would realise the value of fresh water.尽管从理论上说,淡水的水源是保持不变的, 但是事实上淡水的供应量正在减少.And while the supply ...
Mr. Lewis takes an insufferably glib attitude toward it all.刘易斯先生对这一切不以为意，令人厌恶。He found most of them insufferably arrogant.他发现他们当中大部分人都傲慢得让人难以忍受。You are great, do not need as light exposure, insufferably arrogant.你就是了不起,...
I only pull in 15,000 a year as a social worker.作为一名社工，我每年仅挣15,000。She expressed resentment at being interviewed by a social worker.她表达了对被一位社工采访的愤恨。Oxford's social circle was far too liberal for her taste.牛津的社交圈过于开放...
在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acceptor and is reduced.许多天然纤维在需氧菌的侵袭下则迅速腐坏.Many natural fibers decay rapidly when exposed to aerobic cultures.幽门杆菌是一只革兰氏阴性螺旋菌, 生活在微需氧的环境下.Helico...