[sī]
[名]
(蚕丝) silk
raw silk
生丝
Silkworms spin silk.
蚕吐丝。
It is woven of [from] silk.
这是用丝织成的。
(像丝的物品) a threadlike thing
meat cut into slivers; shredded meat
肉丝
copper wire
铜丝
a thread of light
一丝亮光
fine drizzle
雨丝
tungsten filament
钨丝
cobweb
蜘蛛丝
(极少或极小的量) a tiny bit; trace
not a bit of difference
一丝不差
There isn't a trace of a smile on her face.
她脸上没有一丝笑容。
There isn't a breath of air.
一丝风也没有。
[量]
(重量单位) si, a unit of weight (=0.0005 grams)