Heteroecium
换主寄主
🗣️ 情景例句
Your ideas are good ones.
你的想法很好。
I played ping-pong this morning.
我今早在打乒乓球。
From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles,
从海岸线向大海延伸几英里到几百英里的区域是大陆架慢坡，