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...
古路漫步给人一种回归的感觉.Walking on the ancient road makes us back to our sense.她已经把那里定为回归的地方,她必须回去.She had marked that for return and she must return to it.在其他地方, 还有3万正在回归的巴勒斯坦人,其命运还未经正式商讨.Elsewhere, a figure of 30,000 returning P...
Many people fall into the trap of believing that home decorating must always be done on a large scale...很多人错误地认为家居装修总是要大动一番干戈。I'd been brainwashed into believing I was worthless...我被洗了脑，认为自己一文不值。I shook my head dumb...
这个男孩用弹弓射石头.The boy discharged a stone from a sling.那孩子把弹弓交给了老师.The boy surrendered the catapult to the teacher.他把石子放进弹弓里，然后往回拉动橡皮筋。“嘣”！He fitted a pebble into the catapult and pulled back the elastic. Twang!...