Blackice
黑冰（病毒检测系统）
🗣️ 情景例句
Good morning, Mr. Tao.
早上好，陶先生。
I am sorry that we are unable to make you an offer for the time being.
很抱歉目前我们不能报盘。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，