Heliozoa
[醫] 太陽蟲亞綱
??? 情景例句
He is now involved in stocks.
他現在熱衷于股票。
You don not have to reveal your age.
你不必透露你的年齡。
Everything's very quiet.I'm sure there's no one at home.
毫無動靜，肯定家里沒有人。