有些吸虫可长达一厘米.Some flukes can be as long as 1 cm.许多很不利的因素可使吸虫数量减少十分之一.Many adversities decimate the fluke numbers.肝片吸虫的重度感染, 可伴有被毛粗乱.A heavy infection with F. hepatica may be associated with roughened hair coats....
这两种手法实际运用起来哪个好一些？How do the two techniques compare in terms of application?导演在镜头运用上既富有美感又渲染了气氛，戏剧手法的运用也娴熟自如。The director employs sensuous, atmospheric camerawork and deft dramatic touches.电影还利用了新闻片片段和街头采访的表现手法。The film a...