您要查找的是不是：
- The chair seat had a slight sag. 椅子的座位略微下陷。
- A small, slender fiber or filament. 小纤维一种细小的纤维或丝
- filament sag 丝下垂
- I can see clearly that the filament in the bulb is broken. 我可以很清楚地看到灯泡里的细丝断了。
- His cheeks are beginning to sag. 他的双颊开始松垂。
- The light of an electric lamp comes from an incandescent filament. 电灯光亮来自白热的灯丝。
- The shelves sag under the weight of the books. 书架因书的重量而下陷。
- The tent began to sag as the canvas became wet. 帐篷因帆布湿了中间有些下坠.
- Having the form of or resembling a thread or filament. 丝状的，纤维状的具有或象线或细丝形状的
- Mike's jovial face seemed to sag. 迈克那张高兴的脸似乎一沉。
- Your skin starts to sag as you get older. 人一老皮肤就松弛了.
- The filament strand alternates S and Z twist. 长丝纱的一段为S捻,一段为Z捻,两种捻向交替排列。
- Fibroin is a component of cocoon filament. 丝素是茧丝的成分之一。
- The tent begin to sag as the canvas become wet. 帐篷因帆布湿了中间有些下坠。
- The tent began to sag under the weight of the rain. 给雨水打湿后，帐篷中间开始下坠。
- Even with the air pumped out the bulb, the tungsten filament slowly vaporizes. 即使灯泡中的空气被抽出，钨丝也会慢慢地蒸发。
- At what point did I start to sag? 在什么时候才开始下垂?
- Your skin startsto sag asyou get older. 人一老皮肤就松弛了。
- A threadlike anatomical structure;a filament. 丝，丝状组织丝状的结构；细丝
- Voltage sag and Momentary Outages Protection. 电压降落与瞬间停电的保护
