Operculums
n. [昆] 盖；鳃盖
🗣️ 情景例句
It is too expensive. How about half the price?
太贵了，半价怎么样？
The athletes competed for the honor of their country.
选手们为了国家的荣誉而互相竞赛。
The computer will still be unable to predict whether Princeton,New Jersey, will have sun or rain on a day one month away.
计算机无法推断出1个月以后的某一天，新泽西州的普林斯顿究竟是晴天还是雨天。