🧩 词语组成解析
n. 凸轮, 计算机辅助制造, 中央地址存储器\\n[计] 计算机辅助制造; 计算机辅助生产
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
She was sick so the didn't attend her classes.
她生病了，所以没上学。
How are you?
你好吗？
But even the mosquito has been subdued by attention to drainage and by chemical sprays.
然而即使蚊子，也由于我们注意清理污水和喷洒化学药品而被制服了。