Sheepdog
n. 牧羊狗
✅ 同义词
🗣️ 情景例句
about your math teacher or your math homework.
你的数学老师或你的数学作业。
He's studying his lesson.
他正在学习课程。
Not far. My house is about twenty minutes by bike.
离的不远，骑自行车大约20分钟的路程。