A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.孢原细胞处于珠心表皮之下, 直接起大孢子母细胞的功能....
We can never promise to sail anywhere in particular, because the weather might militate against it.天有不测风云,所以我们永远都无法保证会航行到哪个地方。The police advised her to get out of town because there was a contract on her life.警察建议她离开这个城市...