Ethmoid sinusitis is frequently complicated in children by orbital cellulitis and abscess . 筛窦炎在儿童中常并发眼眶蜂窝织炎及脓肿。
Screening and sedimentation are the two types of primary treatment used for textile wastes . 筛滤和沉淀是用于纺织废水的两种一级处理方法。
The bright glare of morning sunlight streaming through the trees overhead awakened scarlett . 从树枝里筛下来的早晨的阳光将思嘉莉特晒醒过来。
The ferric acetylacetonate, phenyl betanaphthylamine, and lecithin are added through 40-mesh screen . 将乙酰丙酮铁，苯基B-萘胺及磷脂通过40目筛加入。
Sift the anthers onto unglazed, permeable paper, such as newspaper or paper toweling, for drying . 将花药筛到无光的、具渗透性的纸上，如报纸或卫生纸，以便花药干燥。
The pollen can then be separated from the rest of the catkin by sieving through cheesecloth or fine screen . 以粗纱布或细筛过筛，便可将花粉同雄花序的其它部分分开。
To this day coal is said to be screened in the colliery when it has stone and other impurities removed from it . 据说煤中掺有石子和其它杂质须去掉时，至今仍得把煤在矿上筛过。
It is necessary to cut entire branches, spread them on paper to dry, remove the branches and screen the pollen . 必须将整个枝条切取下来，铺于纸上进行干躁，除去小枝并筛净花粉。
Sieve diameter is the length of the side of a square sieve opening through which the given particle will just pass . “筛析粒径”是指一个四方筛孔的边长，某已知的颗粒将恰好通过这筛孔。
She was sitting down now in the shade of the porch and she was sifting the white sand through her toes . 她现在正好坐在叫门厅挡住太阳的一大片阴凉里，脚指头拨拉着白色的细沙。细沙从她脚指缝里筛过去。
