Str.
[医] 链球菌属
🗣️ 情景例句
for reading to the kids in the hospital.
为住院的孩子朗读。
You have no goats,and yet you sell kids.
没有老山羊，还把小羊卖。
its action depends on the surface, water or ground, over which it rides.
它的飞行取决于它所悬浮的水面或地面。