Fecama
二氯乙烯基二甲基磷酯
🗣️ 情景例句
Technology may bring breakthroughs to many currently incurable diseases.
科技能给现在无法治愈的疾病带来突破。
There must be someone behind the door.
门后必然有人在。
Yes, I washed before breakfast.
洗了，我早饭前洗了脸。