您要查找的是不是：
- Selection of pioneer species is one of the key factors for the restoration of ecosystem in desertification areas. 摘要先锋树种选择是沙漠化地区生态恢复工作的关键技术之一。
- Seed movement across the soil surface of these bare alkali-saline patches was abundant and dominated by the seeds of pioneer species, such as Chloris virgata and Suaeda corniculata, which accounted for over 96% of these trapped seeds. 土壤表面种子流数量巨大，且以一年生耐盐硷的先锋植物（虎尾草和硷蓬）种子为主，占总流量的96%25。
- Caragana jubata (pall.), belonging to Leguminosae, Caragana Fabr, has high nutritional, pharmaceutical and ornamental value.It is a pioneer species of tolerance to drought and barren stress. 摘要鬼箭锦鸡儿豆科锦鸡儿属植物，具有很高的营养、药用和观赏价值，也是抗干旱耐瘠薄的造林先锋树种，在六盘山有天然分布，但尚未开发利用。
- Such treachery should be repaid in specie. 对这种奸诈应以同样的方式加以回报。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- He was a pioneer in the use of X-rays. 他是最早使用X光的人。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- An innovative leader in a field; a pioneer. 创始人某一领域内的革新领袖; 先驱
- She was descended from a pioneer family. 她来自一个早期的开拓者家庭
- Pioneer specie 先锋树种
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
- The Young Pioneer saw the blind man across the road. 这个少先队员扶着盲人过了马路。
- He was declared persona non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- We decided to declare them personae non grata. 我们决定宣布他们为不受欢迎的人。
- Mr. Bowen is a pioneer in the US trade with China. 伯恩先生是一位美中贸易的开拓者。
- He was the pioneer of photography. 他是摄影术的倡导者。
- He was accused of spying and declared non grata. 他被控从事间谍活动而被宣布为不受欢迎。
- Cum non sis, qui fueris, non esse,cur"velis vivere. “当你到了今日之我非复昔日之我的时候，就没有再要活下去的理由了”。
