Carboround
碳化硅载体
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
You'd better wear a light jacket.It's chilly today.
你今天最好穿一件浅色的夹克衫。 今天很冷。
Little by little the eleven minutes fell to zero.
慢慢地从11分钟减到了零。