Calciotropism
向钙性
🗣️ 情景例句
You look bothered. Is there something I can help you with?
看你好像有点烦恼，有什么我可以帮忙吗？
The Chinese commonly work hard.
一般中国人很勤劳。
You speak English without an accent.
你说英语一点口音也没有。