Samson's theory
[医] 萨姆森氏学说(子宫内膜异位移植)
🧩 词语组成解析
🗣️ 情景例句
Still waters run deep.
冰冻三尺非一日之寒。
Don't forget to put stamps on the letter before you mail it.
不要忘记在寄信以前把邮票贴在信封上。
You should give it a try.
你应该试一试。