Comet 彗星
XL15755、6 、7
提到彗星，脑海中就会自然而然地浮现出一幅画面：它拖着一根长长的、稀疏如轻纱的尾巴，闪耀着明亮的白色光芒，沿着一条神奇的轨迹划过天际。
When it comes to comets, a picture will naturally come to mind: it drags a long, sparse tail like a veil, shining bright white light, along a magical track across the sky.
