[bǎo chí]
（維持； 使不消失或減弱） keep; hold; retain; maintain; preserve
keep quiet
保持安靜
hold on to a dominant [favorable] position
保持優(yōu)勢
maintain vigilance; be on the alert
保持警惕
keep clean
保持清潔
preserve good traditions
保持優(yōu)良傳統
retain the characteristics of the working people
保持勞動人民的本色
keep a cool head; keep cool
保持冷靜的頭腦
retain the high jump record
保持跳高紀錄
retain the fine qualities
保持優(yōu)良品質
keep the Party and government departments honest and clean
保持黨政機關的廉潔
maintain vitality
保持活力
maintain parity
保持均勢