sieving
英['siviŋ]美['siviŋ]
筛析; 过筛
- Physical state: this product is made of high-quality magnetite by the advanced crashing, sieving and magnetic separation techiniques and takes on mouse color multi-prismatic shape particles.
物理状态：本产品是用优质磁铁矿为原料，经破碎、选、选等工艺加工而成，外观灰褐色的多棱颗粒。 收藏 - She is sieving the rice in order to sieve out the stones
她正在把米过筛，好把石头筛出。收藏 - 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。收藏
开心词场背单词