Perfluamine
全氟三丙烷
🗣️ 情景例句
Did you go to Michigan too, Grandpa?
爷爷，你也上Michigan吗？
This writer uses vivid descriptions in his writings.
这个作家在他的文章使用生动的描述。
Before returning home at night.He took a shower and changed back into his suit.
晚上回家前，他洗个淋浴，重新换上那身黑色西服。