late 14c., from Anglo-French viscous and directly from Late Latin viscosus "sticky," from Latin viscum "anything sticky, birdlime made from mistletoe, mistletoe," probably from PIE root *weis- "to melt away, flow" (used of foul or malodorous fluids); see virus.
权威例句
1. The mud is too viscous, you must have all the agitators run.
泥浆太稠,你们得让所有的搅拌机都开着。
2. Liquids may not be too viscous or be susceptible to crystallization.
液体不能太粘稠,也不能易结晶。
3. The viscous drags is equal to the resultant force.
粘阻力等于合力.
4. Gases are much less viscous than liquids.
气体的粘滞性大大小于液体.
5. The monomer, or base epoxy, is a light amber fluid which is usually quite viscous.