Pyrrophyta
n. 甲藻门；甲藻类\\n
🗣️ 情景例句
First, you shuffle the deck
首先， 得洗一下牌，
I've got a pain in my back.
我的后背有点疼痛。
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。