occupied
adj [pred 作表语]
1 in use; filled 在使用中; 已占用; 不空闲
This table is already occupied. 这桌位已经有主儿了. =>Usage at empty1 用法见empty1.
2 ~ (in doing sth/with sth) involved or busy 无暇; 忙碌
She´s occupied at the moment; she cannot speak to you. 她这会儿很忙, 无法和你谈话.
He´s fully occupied in looking after/with three small children. 他忙於照料三个小孩儿.