Solidities
(solidity 的复数) n. 固体性, 坚硬, 坚固, 稳健, 体积
🗣️ 情景例句
He started with them almost forty years ago.
他在那里做了快四十年了。
Everything must have a beginning.
凡是都有起源。
What have you enjoyed most?
你最喜欢什么呢？