This is most commonly done by placing leaf litter on a screen over a large funnel, often under some heat.

最常见的做法是把落叶放在一个大漏斗之上的筛子里，通常在一定的温度下进行。

youdao

youdao

youdao

The iPad has a touch-screen that is just under 25 centimeters in diagonal.

VOA: standard.2010.04.03

The Associated Press reported that Hasan attracted the attention of law enforcement authorities in recent months after an Internet posting under the screen name "Nidal Hasan" compared Islamic suicide bombers to Japanese kamikaze pilots.

CENTERFORSECURITYPOLICY: Hasan was not a ��sleeper,�� says forensic psychiatrist

In asking the court to dismiss the case, CBS said it had paid the actors everything they were owed for merchandise and that sale of the DVDs are covered under the Screen Actors Guild agreement.

CNN: 'Happy Days' cast members' lawsuit heading for trial

In asking the court to dismiss the case, CBS said in an earlier court filing that it had paid the actors everything they were owed for merchandise and that sale of the DVDs are covered under the Screen Actors Guild agreement.

CNN: 'Happy Days' actors settle lawsuit with CBS