Placoid
a. (鱼鳞)板状的, 盾鳞状的\\nn. 有盾鳞的鱼
🗣️ 情景例句
There's always a chance that something may go wrong.
出岔子是在所难免的。
Where there is life,there is hope.
生命不息，希望长在。
He said that someone might be spying on the station and the pilot was ordered to keep track of the strange object.
他说可能有人正对基地进行侦察，因此命令那个飞行员跟踪那个奇怪的飞行物。