3.watch somebody like a hawkLOOK ATto watch someone very carefully 仔细打量某人;严密监视某人
Examples from the Corpus
watch somebody like a hawk• He seemed to be watching her like a hawk, waiting for some reaction.• Today, more than usual, he had been watching them like a hawk.• Kruger is watching them like a hawk!• They're watching me like hawks here.• Parents should watch their kids like a hawk for sunburns.• And it's putting me off, having you watching me like a hawk all the time.
4.have eyes like a hawkNOTICEto be quick to notice things, especially small details 目光锐利;具有鹰一般敏锐的眼力