She frowns when she's putting thread into a needle.
她穿针引线时，总是眯眼蹙额。
Who is there acting as a go-between for them?
谁在里面为他们穿针引线?
Threading a needle is an art in itself.
穿针引线本身就是一种技巧.
The Science and Technology Association served the function of a go-between.
科学技术协会发挥了穿针引线的作用。
A fiddly task like threading a needle often makes you frown.
烦琐的工作就像穿针引线一样, 常常令你皱眉头。
The Jesuit interlude in China: role of Jesuits in science, military technology, and philosophy East and West.
天主教耶稣会在中国：耶稣会在东西方科学、军事科技及哲学所扮演穿针引线的角色。
Sew a nee-dle pul-ling thread,
“梭”是穿针又引线，
The eye of a needle, iie the hole for the thread
针鼻儿（针上引线的孔）
She threaded the wool through the eye of the fine needle.
她把毛线穿过细针眼。
The needle-eye is too small to hold the thread.
针眼太小线穿不进去。
Before successful puncture in the superficial cervical veins, heparin cap was well connected, scalp vein set was connected, the thread led in and the air was exhausted. After successful puncture, 3M transparent dressing was use to fasten.
颈外静脉穿刺前要连接好肝素帽,连接头皮针与引线排气,成功穿刺后用3M透明敷料固定。
Embroidery is a traditional Chinese craft which consists of pulling colored threads through a background material with embroidery needles to stitch colored patterns that have been previously designed on the ground.
刺绣，是用绣针穿引彩线，按预先设计好的花纹和色彩，在绣料上刺缀运针，以绣出图样。
For threading needle(s), looper, spreader etc. and replacing bobbin.
机针、弯针、分离器等穿线和更换旋梭时。
The north-south line ran midway between the hour hand and 12 o'clock.
南北线穿过时针和十二点的中间线。
A pin placed through the condyles of the humerus provides to upper arm.
用针穿过肱骨的两髁牵引上臂。
You need a needle threader if you can't see clearly to thread a needle.
如果看不清楚无法穿线, 你需要一枚穿针器.
a long needle with an eye large enough for heavy darning or embroidery thread.
有可以穿过补缀品或刺绣线的针眼的长针。
A girl usually holds the needle still and pokes the thread at it.
女孩子家通常稳住针，然后再把线对准针眼穿。