他们拔除了坟墓上的茂草和荨麻，砍断矮树和根株。
They plucked the long grass and nettles from the tombs, thinned the poor shrubs and roots.
方法二：用硼氢根阴离子交换树脂、硫粉和4-氯丁基二茂铁合成二二茂铁丁基二硫。
The second method:Diferrocenebutyl disulfide was synthesized from 4-chlorobutylferrocene using sulfurated borohydride exchange resin(SBER).
马哈茂德不能立即地抱住阿雅，因为她被送去了重症监护—他不停地问她是否还好，她是不是有10根手指和脚趾。
Mahmoud couldn't hold Aya straight away because she was taken into intensive care - he kept asking if she was okay and whether she had 10 fingers and toes.
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