常見例句雙語例句Mentally alert and sharp; keen.機智的頭腦機靈和敏銳的;The baby is very mentally alert.這孩子腦子很機靈。Mr Stevens is still vigorous and mentally alert.史蒂文斯法官至今仍然精力充沛、思維敏銳。權(quán)威例句Larger zoos employ behaviouralists to think up ways of keeping animals mentally alert.ECONOMIST: From zoo cage to modern arkWe naturally trust people who listen, people who are mentally alert to the moment as it unfolds rather than thinking forward to their weekend or reflecting back on the missteps of a morning meeting.FORBES: Lose the Schmooze: Seven Ways to Make Networking Genuine 返回 mentally alert