"caught by a couple of alert cops"
"alert enough to spot the opportunity when it came"
"constantly alert and vigilant, like a sentinel on duty"
"insomniac old people"
"insomniac nights"
"lay sleepless all night"
"twenty watchful, weary, tedious nights"
来自柯林斯例句
来自柯林斯例句
来自柯林斯例句
来自柯林斯例句
来自柯林斯例句