七、請就圖例之說明文字,加以翻譯
PRESENT MOVEMENT: 270/09 KT
SOLID LINE - FORECAST TRACK
DASHED LINE - HISTORY TRACK
RED - 64-KT RADIUS
YELLOW - 50-KT RADIUS
GREEN - 34-KT RADIUS
該颱風 18/00Z路徑罕見且與一般颱風路徑,有何不同?