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
He jumped at the offer.
他欣然接受了这个工作机会。
It's cold this afternoon.
今天下午很冷。
A quarter to eight.
7点45了。