经济学中cost lock－in effect是指成本锁定效应。（)

She locked her jewels in the safe.（英译中)

● WLANs are increasingly popular because they enable cost－effective connections among peop

WLAN is increasingly popular because it enables cost－effective （） among people and applica

Why is the man worried about the windows？A．No sound-proof effect.B．No locks on them.C．Glas

The ideas of writers like John Locke had an effect upon the American Declaration of In

湿成土是指成土过程中长期或季节性（周期性）受到水分浸润或饱和的土壤，它包含的土类有：沼泽土、草