Metal-plate-connected(MPC) wood trusses for roofs and floors have been used in light-frame residential and commercial constructions for decades.

齿板连接性能的研究，对木桁架及整个轻型框架的木结构设计及性能优化具有重要意义。

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It is not light-frame construction, which is common for single-family houses, but which has drawbacks that restrict if from being used in taller and more urban projects.

这不是轻型框架结构，这是常见的单户住宅，但又有着局限于更高和更多的城市项目的缺点。

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The frame of an airship is made of light but strong metal.

飞船的框架是用轻而坚固的金属制成的。

《新英汉大辞典》

Torrey says it was no small feat composing shots of the ruins without any tourists in the frame, but even more difficult was chasing the ever-changing angles of natural light.

VOA: standard.2009.12.15

That may sound impossible, but it apparently works by concentrating the extra light-gathering area of a full-frame lens down to the smaller E-mount sensor area, turning an f4.0 lens into an f2.8 lens, for instance.

ENGADGET

With its teasing play of light-merging direct vision and reflection within a single frame-the entrance is the first of many screens that visitors encounter at the Museum.

ENGADGET: Museum of The Moving Image plans multi-million dollar updates with HD, 3D

Similarly, the full-frame sensor enabled low-light captures that would have yielded a fair amount of noise if shot on the RX100, and much of the time, I did appreciate having such a shallow depth of field at my disposal.

ENGADGET: IRL: Sony's Cyber-shot DSC-RX100 and the full-frame RX1