specialist Kalichi of agriculture ministry says , increasing of food taking for a rabbit , could help to enhance its immunity , make it healthier and lessen illness attack , then speed the growth .农业部专家凯利奇表示,兔子进食增加,有助于提升它的免疫功能,增进健康,减少疾病侵袭,进而促进兔子的生长。
+lessen her
1 . 减轻她
What can we do to lessen her vexation ?, 我们做些什么才能减轻她的烦恼呢?
+lessen surface
1 . 防止表面
the conductivity is proportional to volume of steel-fiber to some extent . this behavior will be helpful to decrease temperature gradient and lessen surface thermal stress of concrete structure .根据热传导理论,给出了钢纤维掺量与混凝土导温系数的关系,得出钢纤维混凝土有较好的导热性,该特性对水工混凝土结构防止表面裂