Tetramycin
四霉素
🗣️ 情景例句
I applied for a job as a lifeguard at the community pool.
我申请了社区游泳池的救生员工作。
I worked at the shipping company this morning.
我今早在船公司工作。
and comforted by the thought of the help he was bringing to his friend,
想到能对朋友有所帮助，他感到欣慰，