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- Studies on higher vigour of hard seeds. 硬实种子高活力性状的研究。
- Hard seeds are very common in many species of legumes. 硬实种子是豆科植物中普遍存在的现象。
- I accidentally bit into the hard seed at the center of the peach. 我不小心咬到了这个桃子的核。
- Differences of Seed Vigor among Different Levels of Hard Seeds of Glycyrrhiza uralensis Fisch. 不同硬实程度乌拉尔甘草种子的活力差异。
- Dormancy in hard seeds benefits spatiotemporal distribution of seed germination and is of great significance for preserving germplasm. 硬实休眠有利于植物调节种子萌发的时空分布，在种质保存上也具有特别重要的意义。
- Dormancy for hard seeds is caused by impermeability to water and gas and mechanical constraint of the seed coat. 硬实种子种皮透水透气性差和对胚生长的机械限制，引起种子休眠。
- The sweet, edible, oblong or oval fruit of the date palm, containing a narrow, hard seed. 海枣甜的、可食用的长方形或椭圆形的海枣树的果实，含有狭长坚硬的籽
- Quantitative analysis of hydrolyzable tannins in the leaves and hard seed coats of Terminalia chebula was carried out by using RP-HPLC method. 用反相高效液相色谱(RP-HPLC)法对诃子叶、诃子硬种皮中的丹宁成分进行了分析。
- Through changing rotating speed, the germination rate of forage grass seeds that were treated in the hard seed treatment hit-machine could be increased significantly. 通过改变碰撞机叶轮转速，可以获得具有合适擦伤度的牧草种子，满足提高种子渗透性和发芽率的要求。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- The seed has a hard exterior covering. 这种子外壳很硬。
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
