单词学习：composed 形容词 (Adjective)
composed
/kəmˈpoʊzd/
镇静的，沉着的；由...组成的
Despite the unexpected challenge, Mr. Gu remained perfectly composed and calmly guided the students through the solution.
尽管面临意外的挑战，顾老师依然保持着完美的镇静，并冷静地引导学生们找到了解决方案。
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