Lch
abbr. 小扁豆血凝素（lens culinaris hemagglutinin）
??? 情景例句
This is fun. It's a piece of cake.
有意思 毫不費力。
She's going to be 15 next month.
下個月她就滿15了。
We're having a special showing next week in our showroom.
下周我們的展示室將有一個特別的展示會，