墨汁颗粒附着在气泡上，浮到表面上。Ink particles attach themselves to air bubbles and rise to the surface.液体中的原子与形成颗粒的矿物质相互作用。Atoms within the fluid interact with the minerals that form the grains.他几乎颗粒未进，走火入魔。He almost wouldn't eat ...
大多数氯氟甲烷存留在平流层下部.Most of the chlorofluoromethanes reside in the lower stratosphere.由于光化过程,在平流层与中层内产生了臭氧.Ozone is formed in the stratosphere and mesosphere by photochemical processes.极大值温度的高度称为平流层顶.The altitude of maximum ...
The town is scruffy and unappealing.那个城镇脏乱不堪，令人生厌。He's wearing a deeply unappealing baseball hat...他戴着一顶很不起眼的棒球帽。There was an unappealing film of slime on top of the pond.池塘表面有一层黏腻腻的污泥。He's wearing a deeply una...
槽轮机构以结构简单、工作较为可靠等特点,在自动机械中被广泛采用.The Geneva mechanism was adopted by automatic mechanism because the simple structure and steady performance.飞槽轮在偏心轴上的两端位置可以相互调换,并通过胀紧套连接.The flywheel on the eccentric shaft can be exchange...