Biv
牛免疫缺陷样病毒
🗣️ 情景例句
Please have your customs declaration form ready.
请把您的申报表准备好。
After that,I go downstairs to the kitchen to have breakfast.
在那以后，我去楼下厨房吃早餐。
Jim! Come here, please.
吉姆，请过来。