F4 BI OBJ

几乎没有

• nearly

• unsorted

• hands-on

• e-waste

没有被分类

• nearly

• unsorted

• hands-on

• e-waste

亲手实践

• nearly

• unsorted

• hands-on

• e-waste

电子垃圾

• nearly

• unsorted

• hands-on

• e-waste

通常

• generally

• a pile of

• highly advanced technology

• trigger

高科技

• generally

• a pile of

• highly advanced technology

• trigger

一堆

• generally

• a pile of

• highly advanced technology

• trigger

产生/导致

• generally

• a pile of

• highly advanced technology

• trigger

海拔

• latitude

• authorities

• equipped with

• complex

有关当局

• latitude

• authorities

• equipped with

• complex