Gcm
abbr. greatest common measure 最大公测度; greatest common multiple 最大公倍数; gas-cut mud 气侵泥浆（油井）; glial cell missing 神经胶质细胞丢失
🗣️ 情景例句
Who is that?
你是谁？
He drinks a lot of milk every day.
他每天都喝很多牛奶。
He was glad to get away with a mere twenty pounds and he beat a hasty retreat, clutching the precious bottle under his arm.
他庆幸自己只破费了20英镑便得以脱身。他把那宝贵的瓶子放在腋下夹着，溜之大吉。