Formaldethde
[机] 甲醛
🗣️ 情景例句
In North America when people meet each other for the first time.
在北美，当人们第一次彼此见面时。
That night we partied until dawn.
那晚我们痛饮到天亮。
Mr.Wang is fixing his bike.
王先生在修他的自行车。