"Particles of dust and smoke are practically transparent in the microwave range, but the radiation is still strong enough for the source of a fire to be detected," said team leader Nora von Wahl.

“灰尘和烟雾的颗粒实际上在微波范围内是透明的，但辐射仍然很强，足以被检测到火源，”研究组长Nora von Wahl说。

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The intention was to get close, fire a projectile into the surface and grab some of the ensuing dust.

它原定目标是接近这颗小行星，发射一抛射物（探测器）进入小行星表面，从而捕获扬起的尘埃。

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Hayabusa was launched in 2003 and matched orbits with Itokawa in 2005. The intention was to get close, fire a projectile into the surface and grab some of the ensuing dust.

隼鸟号2003发射升空，于2005年进入系川小行星的轨道，意图是靠近并发射一个抛射体进入其表面，捕获撞击产生的尘埃。

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The Imperial Sugar plant outside Savannah, known for its Dixie Crystals brand, was destroyed in a fire fueled by sugar dust that burned for a week.

WSJ: Imperial Sugar to Pay Fines in Deadly Georgia Explosion Case

There's a lot of smoke and dust now, and fire.

CNN: Savidge

It hired a publicist who arranged a book tour, then an unusual promotional tool, and it gave the book a dust jacket that was the color of a fire truck.

NEWYORKER: Books as Bombs