Biotaxy
活细胞趋性
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
If matters not how a man dies, but how he lives.
重要的并不在于一个人怎样死，而是在于他怎样生。
So far, they have been unlucky in their search for gold and have no money at all.
到那时为止，他们寻找金子一直碰不上好运，而且他们身上一点钱也没有了。