I drew a picture of a harpooned whale .

画了副被鱼叉叉住的鲸鱼。

Extremely large pelagic tropical ray that feeds on plankton and small fishes ; usually harmless but its size make it dangerous if harpooned .

远洋海域以浮游生物和小鱼为食的体型巨大的热带鳐；一般无危胁但它巨大的身体使得捕捉它时有危险。