在春季,北极燕鸥沿着曲折的路线返回格陵兰群岛。
Some of these techniques are being used on board a plane that is zigzagging from pole to pole.有些技术手段还被用于在两极之间迂回地飞行的飞机上来测量大气中的含氧量。
zigzagging through a cornucopia of words, pictures, video and sounds, they say, distracts more than strengthens readers.他们说,在一个包括文字、图片、视频和声音的聚宝盆里摸索,会削弱而不是加强读者的注意力。