例句 |
1. Theoretically, experiments with genes that confer resistance to disease or herbicides could create hardier weeds. 从理论上说,用含有抗病或抗除草剂的基因进行试验,可能产生更难于对付的杂草。 2. Similar fruit to Black Mission, but hardier and a smaller size tree than Mission. 类似加洲黑,但比加洲黑强壮,果比加洲黑更小的尺寸。 |