maintain
英 [meɪnˈteɪn] 美 [meɪnˈteɪn]
v. 保持,维持;支持,抚养;保养,维修;坚持
例句:
Push yourself to make friends and to maintain the friendships.
努力去结交朋友并维护友谊。
The Department maintains many close contacts with the chemical industry.
这个部门与化工行业在多方面保持着密切的联系。
I've tried to maintain contact with the children.
我尝试与那些孩子保持联系。
The house costs a fortune to maintain.
维修这幢房子的花销不菲。
the ever-rising cost of maintaining the equipment
不断增加的设备维护费用
The campaign is intended to pressure authorities into maintaining roads properly.
该运动的目的在于给当局施压,使其妥善养护道路。