Tricalcic
三钙的
🗣️ 情景例句
There is a lot of unsavory material available on the internet.
网络上有很多不健康的信息。
Jenny is delighted with her poem.
珍妮为自己做的诗感到高兴。
A little. I go to Chinese classes every week.
一点点，我每周去汉语班上课。