抗酸剂是碱性的，通过中和胃容物中的酸来减轻疼痛。Antacids are alkaline and they relieve pain by neutralizing acid in the contents of the stomach.人们过分依赖抗酸剂.Too much reliance is placed on antacids.谁有抗酸剂或者重碳酸盐苏打水 么 ?Anybody got any antacid or bicar...
Bank base rates of 7 per cent are too high.7%的银行基准利率太高了。The crime was so base that everyone wanted to hush it up.这一罪行如此卑鄙无耻，大家都不想声张出去。Several manufacturers are also nibbling away at Ford's traditional customer base....
Swanson persuaded Hubley to work undercover to capture the killer.斯旺森说服赫布利去做卧底以便将凶手抓获。Officers had tailed the gang from London during a major undercover inquiry...在一次重大的秘密调查行动中，警察从伦敦就盯上了那帮匪徒。You can spot undercover cops ...
The gypsum slurry is pumped into a diked area.我们用泵将石膏料浆打到一块用堤围起来的空地中.Thickeners were introduced for separating the acid and gypsum.用稠厚器来分离酸和石膏.Gypsum may crystallize on the surface of the phosphate rock particles.石膏会在磷矿颗...