单词：nickel ammonium chloride
单词：nickel ammonium chloride 相关文章
In business, Optus has called for Telstra's proposals on its participation in the national broadband network to be blocked. Optus' chief executive Paul O'Sullivan says Telstra's current plan for the separation of its retail and wholesale arms wholesa
澳洲ABC新闻快递2011年
一个客户在电话线上和我就一笔生意讨价还价，硬要在我的报价上要砍掉一角钱，当时我和他据理力争，他说：I'm not trying to nickel and dime you. 我当时就冲口回答：I don't need your nickel and dime.（我
美国俚语
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have
农业与发展
Nickel or Dime? 5分钱还是10分钱？ Little Johnny used to hang out at the local corner store. The owner didn't know what Johnny's problem was, but the older boys would constantly tease him. 小约翰尼过去常在街角的商店附近闲逛。店
英语小达人