Semifusinite
[地质]半丝碳煤素质
🗣️ 情景例句
Everyone is expected to stick to the rules.
每个人都要遵守规则。
The ox when weariest treads surest.
牛困走得稳。
Let 's see, that means a 2% discount if paid within ten days.
哦。那是说如果10天内付款，有2%的折扣。