Microcavities
微腔（microcavity的复数）
🗣️ 情景例句
He's a little quiet.
他有点沉静。
A man can never thrive who had a wasteful wife.
妻子浪费无度，丈夫不会出头。
Sam was sure that the wallet must have been found by one of the villagers, but it was not returned to him.
萨姆确信那钱包一定是被某个村民捡到了，可是却不见有人来送还给他。