The heptanal butyl mercaptan was synthesized with heptanal, sodium thiosulfate and 1 bromobutane as raw materials.以正庚醛 、 硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛.Keep the rough edge of the fabric aligned with the raw edge of the pipi...
Use separate chopping boards for raw meats, cooked meats, vegetables and salads.切生肉、熟肉、蔬菜和拌色拉的青菜时要使用不同的切菜板。The mere mention of John had touched a very raw nerve indeed.提到约翰就真的让人心痛。He also wanted to see Bangladesh in the ...
But why has the oil bogeyman become less scary?但是为什么这石油幽灵变得不那么可怕了 呢 ?Fear grows in darkness; if you think there's a bogeyman around, turn on the light.忧惧根植在黑暗中; 假使你想像附近有吓人的鬼怪, 就开灯吧....
He was watching her with an intensity that was unnerving.他用一种令她心慌的专注神情看着她。The truck pulled out of the lot, its bulk unnerving against the dawn.卡车从空地上开出来，庞大的车身小心翼翼地避让着草坪。It is very unnerving to find out that someone you s...
There is a lot of concern over the amount of herbicides and pesticides used in farming.人们对农业上灭草剂和杀虫剂的用量非常担忧.Resistance of weeds to certain herbicides is beginning toshow up.杂草对某些除草剂的抗药性已显现出来.Arsenic is widely associated ...