Prebiotic
a. 生命起源以前的
🗣️ 情景例句
Fortunately, they returned safely.
说来幸运，他们平安回家了。
You ain't seen nothing yet!
好戏还在后头呢！
No problem! Tell me, do I have to take them before or after meals?
“那不难！告诉我，我是在饭前还是饭后吃呢？”