watchfulness
🇺🇸
/ˈwɑːtʃflnəs/
🇬🇧
/ˈwɒtʃflnəs/
Being very alert and paying close attention to your surroundings.
The security guard showed watchfulness as he scanned the area for any signs of trouble.
保安在扫描区域寻找任何麻烦迹象时表现出警惕。