Spedex
德银(镍5-33％, 铜50Spedex70％, 锌13Spedex35％)
🗣️ 情景例句
I want to send this letter to China, by air mail.
我想把这封信航空邮到中国。
I feel terrible about it.
太抱歉了。
Why isn't Mrs. Lee's cat catching the mice?
李太太的猫为何不在抓这些老鼠呢？