The plastic cigarettes function as mini aerosols, releasing artificial smoke with or without nicotine.

这种塑料卷烟同迷你气雾剂一样，释放含有或者不含尼古丁的人造烟雾。

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The testing device consists of a cylinder imitating human lungs and a piston moving inside to simulate inhalation and exhalation. Smoke in the artificial lungs underwent chemical tests.

这个测试仪器由一个模仿人肺的圆筒和一个靠移动来推动吸气、呼气的活塞组成。通过这样的人造肺吸烟来完成测试。

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For the Wolves set, the band was partially obscured by a cloud of artificial smoke, and the stage was littered with candles and oil lanterns.

NEWYORKER: The Dark Arts

The Public Theater's LuEsther Hall venue, where the show opened Tuesday, has been transformed into a beaming night club with strobe lights, flat-screen displays, wall-to-wall digital projections, artificial smoke and a DJ perched high above the dance floor.

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