Precarburization
预先碳化[渗碳]
🗣️ 情景例句
Do you think Susan and Harry will get married?
你觉得Susan和Harry会结婚吗？
Would you care for a cop of coffee?
要被咖啡吗？
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。