Solidities
(solidity 的复数) n. 固体性, 坚硬, 坚固, 稳健, 体积
🗣️ 情景例句
Thanks. Excuse me.
谢谢。对不起，失陪了。
He spends a lot of time reading books on ecology.
他花了大量的时间阅读生态学方面的书籍。
Sometimes were go upstream to a favourite backwater, sometimes we have our party at the boathouse,
有时，我们溯流而上来到我们喜爱的回水河汊举办；有时在船坞举办。