Unvulcanized
未硫化的
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
His classical music is so quiet. I can't even hear it!
他的古典音乐幽静得听不见。
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。