Mesons
n. [高能] 介子；正中面\\nn. (Meson)人名；(西)梅松
🗣️ 情景例句
She'll be back around 2:30.
大概两点半会回来。
To sink
沉下
The guards couldn't have been watchig very carefully.
警卫不可能一直认真地查看。