但壁虎就不一样了，它的每只脚底部长着数百万根极细的刚毛，而每根刚毛末端又有约400根至1000根更细的分支。
But the gecko is not the case, its minister of each foot with a few very fine setae 1 million, while the end of each seta has about 400 to 1000 more thin branches.
人造石的“水”悬浮于空中（以多根极细的鱼丝悬挂），半透明树脂的极薄片层呈现水波状，正上方的人工光照使地面呈现粼粼波光。
The artificial "stone", a thin layer of translucent resin shaped to a wavy form, will float (hung by transparent wires) in the air, with spotlight on top to strengthen the variation of the thickness.
把电离层和地面想象成电池的两极。 用一根导线连接这两极的话，电流就会流动，然后就会产生火花。
Think of the ionosphere and the ground as the terminals on the battery and you put a wire between those two terminals and current flows, and literally you get a spark.
应用推荐