Centronema
中心系核线
🗣️ 情景例句
This afternoon we're going to visit a friend in the hospital.
今天下午我们将去探望一位住院的朋友。
Ack! Snake!
哗！是蛇！
The children wake up very early, and can't wait to open the presents in their stockings.
孩子们醒得很早，迫不及待地打开袜子里的礼物。