Calcium-based
钙基
🧩 词语组成解析
v. 立基于, 以…为基础（base的过去式和过去分词）
🗣️ 情景例句
Today is the twelfth. Why?
今天是十二号。怎么？
Love is sweet in the beginning but sour in the ending.
爱情始甜而终苦。
Go down this street until you reach the second traffic lights. Turn right.
顺这条街往前走，直到第2个红绿灯处。往右拐。