Lithosis
[医] 肺石屑病, 石屑肺
🗣️ 情景例句
Thank you.
谢谢你。
Perseverance is vital to success.
不屈不挠是成功之本。
lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。