they plink on the vent pipe and plunk on the patio roof. leaves shudder under their weight before rebounding, and sidewalk wears a coat of shiny spots.

they couldn't see what he was doing but when he drew back a second later, there was a roaring fire there.

没有人知道他在那里搞什么，可是不出一会儿，壁炉里已经噼噼啪啪地看起火来。

they clapped their hands and went frantic with admiration. there was no applause, only the appreciation of a profound silence.

他们噼噼啪啪地鼓掌，如痴如狂地赞美。没有人报以掌声，只有一片深沉的寂静表明人们的赞赏。

he took out the cards, shuffled them loudly, and put them down on the table.

他拿出纸牌来，噼噼啪啪地洗了几下，然后放在桌上。

the only sound was the crackle of the fire.

唯一的声响便是炉火的噼噼啪啪声。

on electromagnetic process during the open-phase running of gate-out switch of generator-transformer unit

发变组出口开关非全相运行时电磁过程之探讨

notes on establishment of mateship system in the marriage law of china

试论我国婚姻法中配偶权制度的确立

before long they could hear the hack-hack-hack of axes falling on timber, though they could see nothing yet because there was a rise of the ground in front of them.

过了不久，他们便听到斧头乱劈乱砍木材的乒乒乓乓的声音，尽管由于前边土地隆起，他们还什么也看不见。

who's that banging around upstairs?

谁在楼上乒乒乓乓地闹腾？

we listened to her singing while she banged about in the kitchen.

我们听她一面唱歌，一面在厨房里乒乒乓乓地忙个不停。

he turned his back and started rattling his pots.

他转过身去，开始乒乒乓乓地敲起他的罐子来。

research on the clogging of dripper and measure of prevention

滴头堵塞研究现状及预防措施

rapid finalization of irrigator dripper in drip-irrigation by virtue of rp technique

基于RP技术的滴灌用灌水器滴头的快速定型

relationships between dripper discharge and soil wetting pattern for drip irrigation

点源滴灌滴头流量与湿润体关系研究

effects of dripper discharge and spacing on growth of cucumber in chinese solar greenhouse under drip irrigation

日光温室滴灌条件下滴头流量和间距对黄瓜生长的影响

singable melody is the essence of music- winthrop sargeant.

可歌唱的曲调是音乐的本质-温斯罗普·萨歌特。

the middle part has exquisite theme and is highly singable.

中部主题优美绵长，具有较强的歌唱性。

anesthetic management of the patients of open spontaneous pneumothorax

自发性开放性气胸病人的麻醉处理

visual evaluation of the chest, both anterior and posterior, identifies such conditions as open pneumothorax and large flail segments.

仔细观察前胸及后背部，鉴别是否有开放性气胸或连枷胸等情况。

photography; photographic-grade chemicals; test methods; part 9: reaction to ammoniacal silver nitrate

摄影技术.摄影级化学药品.试验方法.第9部分：与含氨硝酸银的反应

institute of biochemistry and cell biology, sibs

生物化学与细胞生物学研究所