Precomputation
[航海]导航预行计算
🗣️ 情景例句
He just can't keep a steady job.
他就是不能安心地在一个地方工作。
He that has a full purse never wants a friend.
只要袋里有，不愁没朋友。
It's worth every penny of it.
它确确实实值这么多钱。