She excused herself from attending the meeting.她请求不参加会议。The boss of the ballroom excused them the fee.舞厅老板给他们免费。As soon as he'd finished eating, he excused himself...他一吃完就告辞离开了。She was excused duties on Saturday.星期六...
Proper infection dosage and routes were selected to make the chickens artificially infect avian colibacillosis successfully.选择适宜的攻毒剂量和攻毒途径,诱发淮南麻黄鸡大肠杆菌病.At least one avian disease pathogen has been found.已经发现至少有一种禽病的病原体.B...
Families of six or seven are the norm in Borough Park.在区公园住宅区六口或七口之家十分普遍。a departure from the norm一反常态Of his age, the child is above the norm in arithmetic.在他那个年龄, 这个孩子的算术能力是超过标准的....
About 70% of the cocoa acreage is treated with insecticide.大约70%的可可树林地喷过杀虫剂。The Ivory Coast became the world's leading cocoa producer.象牙海岸成为世界上可可粉的主要产地。The cocoa industry dwindled because it became increasingly diff...
他们保持中立，拒绝表态。They are sitting on the fence and refusing to commit themselves.作为中立的观察员，我的分析应该客观。As an impartial observer my analysis is supposed to be objective.他们在这场危机中丢弃了中立立场。They had thrown their neutrality overboard in...