keepquiet标志,

keep_calm_and_carry_on_by_quietwrite-d37pcqe
they were quiet during the alert 警戒期间他们保持安静 he lays it
quiet please 保持肃静
答:maintainkeephold保持的英文怎么说答:remain,keep,stand都有保持
图库插图 no sound sign keep quiet symbol loud sounds ban