您要查找的是不是：
- A diallel study including three inbred lines each of dent and flint maize as parents were grown in the spring and fall crop seasons. 以玉米三个硬粒种及三个马齿种之全互交为材料，分别种植于春作及秋里作，探讨期作对生长分化等性状基因表现之影响，其结果摘要如下。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- Maize is widely planted in the America. 玉米在美洲广泛种植。
- Your cigarette-lighter needs a new flint. 你的打火机需换新电石了。
- flint maize 硬质种玉米
- At that time they have learn to strike fire from flint. 那时他们已学会了用燧石打火。
- A piece of flint used as a tool by primitive human beings. 打火石原始人作为工具用的一块打火石
- At that time they had learned to strike fire from flint. 那时他们已学会了用燧石打火。
- He is as hard as flint where business in concerned. 在买卖上面他是冷酷无情的。
- One can strike out sparks from flint with steel. 用钢铁敲打火石，可以打出火花来。
- We can grow sorghum or maize on this plot. 我们可以在这块地可以种高粱或玉米。
- He is as hard as flint where business is concerned. 他在生意上是冷酷无情的。
- An early flint tool with a head like a chisel. 錾刀一种尖端象凿子的古代燧石工具
- Wheat and maize belong to the grain group. 小麦和玉米都属谷类。
- She gave him a look as hard as flint. 她冷酷地瞪他一眼。
- It is possible to strike fire from flint. 火石可以打火。
- The maize waved gently on the fields. 玉米在田地中翩翩起舞。
- They tipped their arrows with flint. 他们将箭的尖端装上燧石。
- Wheat,maize and oats belong to the grain group. 小麦，玉米及燕麦都属谷类。
- Wheat, maize and oats belong to the grain group. 小麦，玉米及燕麦都属谷类。
