Skin is naturally slightly acidic and has a pH of 5.5.皮肤具有天然弱酸性，pH值为5.5。A pH test measures the acidity or alkalinity of a substance.pH值测试可检测物质的酸碱度。Pure water is neutral with a pH of 7.纯水是中性的，酸碱度为7。...
The � � - PGA hydrogel swelled on the high pH region ( pH 9.0 ).在 pH 值 9.0时 具有较强的溶胀能力.The C level in acyanotic CHD with PH group correlated positively with pulmonary pressure ( P < 0.05 ).肺动脉压力与C水平呈显著正相关 ( P...
Don't be so nosy—it's none of your business.别管那么多闲事—这与你无关。He was having to whisper in order to avoid being overheard by their nosy neighbours.他不得不小声说，免得被爱管闲事的邻居们听到。He was having to whisper in order to avoid bei...
A metal trace element ( micronutrient ), essential for plant growth.植物生长必需的一种微量金属元素 ( 微量营养素 ).Micronutrient accumulation and depletion in schizophrenia, epilepsy, autism and Parkinson's disease?精神分裂症 、 癫痫症 、 自闭症和帕金森...
如果使用得当，避孕套是很有效的避孕手段。Condoms are an effective method of birth control if used with care.服用避孕药是最有效的避孕方法。The pill is the most efficient method of birth control.记下信用卡卡号，核对有效期限。Make a note of credit card numbers and check exp...
an officious car-park attendant好管闲事的停车场服务员a nasty officious little man讨厌、好管闲事的家伙When people put on uniforms, their attitude becomes more confident and their manner more officious.人们穿上制服后会信心倍增，也更爱管闲事了。Officious immigratio...
条约规定他们必须尊重其邻国的独立。The treaty binds them to respect their neighbour's independence.两个邻国之间的争端和分歧应当通过双边途径解决。Disputes and differences between the two neighbours would be solved bilaterally.与邻国和睦相处living in concord with n...
矫正运动能使衰弱的肌肉强壮.Corrective exercises will make weak muscles strong.逐渐损坏;暗中破坏:削弱 、 伤害或损害, 常是逐渐地或很轻微地; 使衰弱.To weaken, injure, or impair, often by degrees or imperceptibly; sap.它也可使衰弱的肺恢复弹性,软化已病变的前列腺.ALT - 711 could also rene...
The luminous dial on the clock showed five minutes to seven.那只钟的夜光钟面显示时间为6点55分。an alarm clock with a luminous dial夜光闹钟Most clocks and watches in this shop are in luminous paint.这家商店出售的大多数钟表都涂了发光漆。He fixed me with those l...
Recession has simply accelerated changes that have been reshaping the industry anyway.经济萧条只不过加速了原本就在改变行业状况的变化。You simply can't get a ticket through official channels.通过官方渠道是压根儿搞不到票的.The rebel forces simply bypassed ...