M-l
[医][=Martin-Lewis(medium)]马丁-刘易斯（培养基）
🗣️ 情景例句
Good morning. Robbie.
早安， Robbie。
A life without a purpose is a ship without a rudder.
人生无目的，犹如船失去了舵。
Anyone who has played even in a school football match knows this.
即使是仅仅参加过学校足球赛的人也有种体会。