Theorems
n. （尤指数学）定理( theorem的复数形式 ); 命题; 原理; 原则
🗣️ 情景例句
Susan and Harry have a sitter for Michelle in the city,
Susan和Harry在城里给Michelle找到一位临时保姆，
The best horse needs breeding, and the aptest child needs teaching.
最好的马要驯，最伶俐的孩子要教。
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。