单词:friction swa
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British Prime Minister Theresa May in the cabinet office signs the official letter to European Council President Donald Tusk invoking Article 50 and the United Kingdom's intention to leave the EU. [Photo: Reuters] The UK has pulled the trigger for Br
[00:05.20]Nikola Tesla developed the alternating current power system that provides electricity in the United States. [00:14.42]Many of his other discoveries led to electronic inventions for which other scientists were honored. [00:22.75]Mister Tesla
今天我们要学的词是challenge。 Challenge, 是挑战的意思。经济不景气,使今年的大学毕业生面临严峻的就业挑战。 College graduates are facing tough challenges in finding a job amid the economic downturn, 奥巴马在法
Police in northwest China's Xinjiang Uygur Autonomous Region say 181 terror groups were dismantled since a sweeping campaign was launched a year ago. According to police, 96 percent were thwarted at the planning stage, and 112 suspects turned themsel