Less-than operation
[计] 小于运算
🧩 词语组成解析
less
[les]
adj. 较少的（little的比较级）;较小的;较次的，较劣的;较不重要的;
adv. 较少地，较小地;
prep. 减去;少掉;不足;
n. 较少，较小;
than
[ðæn; ðən, ðn]
conj. 比（用于比较级）;宁愿…而不愿;除…以外;一…就;
prep. 超过;比;
🗣️ 情景例句
Don't get so excited about it.
别因为这事儿太激动。
Can you help me out? I'm trying to find a post office.
你能帮我个忙吗？我想找个邮局。
Certainly, Lily. What's wrong?
当然可以，Lily，怎么啦？