She leaned forward to scrutinize their faces.她探身向前，端详他们的面容。Her purpose was to scrutinize his features to see if he was an honest man.她的目的是通过仔细观察他的相貌以判断他是否诚实。MPs may lack the necessary expertise to scrutinize legislation ...
这家工厂拥有一套先进的排气装置.The factory has an advanced exhaust.向窗外我可以看见老行政楼的排气系统.I could look out and see the exhaust system of the E . O . B.发动机气门的二种型式是:进气口和排气口.The two types of engine valves are intake and exhaust....