Proctanal
肝素胆碱
🗣️ 情景例句
You're the only one I can trun to.
你是我唯一能依赖的人。
Never do things by halves.
做事情不要半途而废。
Yes, he did.He telephoned at nine o'clock.
是的，打了。他在9点钟又打电话。