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abbr.公共卫生署 (Public Health Serv)
1、insectivora species───食虫纲
2、onwards and upwards───天天向上；勇往直前；一直进步
3、stratified random sampling───分层任意抽样，分层随机抽样，分层随机取土样
4、upland lowlife───高地低地生物
5、imprecation means───恳求的意思
6、estancia lapacho───拉帕乔
7、collectorship of port new york───纽约港收藏家
8、pebbly jack───卵石杰克
9、accentual phrase───重音短语
10、ass pillow───屁股枕头
1、PHS should always be considered in a patient with parkinsonism who presents with an acute deterioration in symptoms.───如果一个有帕金森样症状的患者出现急性恶化，一定要想到PHS。
2、Previous PHS systems required one of four slots to be used as a control channel.───以前的PHSXiTong需要4个时隙之一，以用作控制信道。
3、At present, the market, CDMA and PHS dual-card dual-standard mobile phones to be relatively small, or even virtually non-existent.───目前，市场上CDMA和PHS制式的双卡双待手机比较少，甚至几乎没有。
4、However, low priced mobile phones are rapidly replacing PHS.───小灵通使用TDMA(分时多址)/(时分复用)作为其接入无线网络的方法，且声讯编码以自适应差分脉冲编码调制方式调制，速率为每秒32千比特。
5、Before he explained: "He did not come up with PHS at home to , answered the phone was his wife. "───他才解释说：“他的小灵通放在家里没拿出来，接电话的是他的夫人。”
6、PHS service is a touch stone and trial farmland before operating mobile communication service to a traditional fixed network telecom vendor.───小灵通业务对于S公司——这个传统的固网YunYingShang来说，是正式开始移动业务运营前的试金石和试验田。
7、I hear the laughter, sung in snickers , seem reluctant to rouse the six MB of sleep, however, PHS users of air around the answers.───我忽而听到夜半的笑声，吃吃地，似乎不愿意惊动睡着的那六千多万位小灵通用户，然而四围的空气都应和着笑。
8、However low priced mobile phones are rapidly replacing PHS.───然而，低迷的手机价格很快取代了小灵通的位置。
1、The soil in our garden has a low/high pH.
2、That man is a total phony, he palms himself off as a Ph . d.
3、Pure water is neutral and has a pH of 7.
4、That word is spelt with a PH(sentencedict.com), not an F.
5、Skin is naturally slightly acidic and has a pH of 5.5.
6、Below pH 6.5 is acid, above pH 7.5 is alkaline.
7、Pure water is neutral with a pH of 7.
8、A pH test measures the acidity or alkalinity of a substance.
9、pH is a measure of the concentration of free hydrogen atoms in a solution.