You have to be careful what you say on telly.在电视上说话时你必须很谨慎。"Be careful!" — "Sure thing, Dad. So long."“要多加小心!”——“一定会的，爸爸。再见。”Be careful she's not just using you.当心她不只是在利用你。...
Methods: The target compound was prepared through a four - step reaction from 4 - bromophenol .方法以 4- 溴苯酚为原料,经4步反应制得目标化合物阿达帕林.A sensitive analytical method of bromophenol - like marine flavors has been established using ...