Echinus
n. 海胆
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
I used to wake up early and get up at 7 o'clock.
我过去常早醒来并且在7点钟起床。
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。