At a guess
成人 Adult Edu猜测起来
🧩 词语组成解析
at
[æt]
prep. （表示位置）在;在（某时间或时刻）;以，达; 向，朝;
n. 阿特（老挝辅币单位，100 阿特 = 1 基普）;
guess
[ɡɛs]
vt. 推测;猜测，臆测;猜中;假定，认为;
vi. 猜，猜测;猜对;
n. 猜测;推断;
🗣️ 情景例句
Keep quiet about it if you know what's good for you.
什么也别说，免得你自个儿添不自在。
He spends a lot of time reading books on ecology.
他花了大量的时间阅读生态学方面的书籍。
Oh good, it's Li Lei. Hi, Li Lei!
噢，是李磊，李磊你好！