Gcm
abbr. greatest common measure 最大公測度; greatest common multiple 最大公倍數; gas-cut mud 氣侵泥漿（油井）; glial cell missing 神經膠質細胞丟失
??? 情景例句
She forgave her husband.
她原諒了她的丈夫。
An education enriches your mind.
教育能充實人的頭腦。
What is needed in the case of noise is a study of large numbers of people living under noisy conditions,
對于噪音問題，需要對大量生活在噪音中的人進行研究，