单词:N,N-diisopropyl-2-benzothiazole sulfenamide
单词:N,N-diisopropyl-2-benzothiazole sulfenamide 相关文章
Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find
书表慢性病 续处方笺Chronic Illness Prescription Slip 慢性病 续处方笺Chronic Continuous Prescription 慢性病 续处方笺Refill Presriptions For Chroni Disease 诊断书Medical Certificate 挂号费Registration Fee 证明费Certifica
From VOA Learning English, this is the Health Lifestyle report. Many Americans have toasted bread first thing in the morning. For some, the morning meal also includes hash browned potatoes. Or later in the day, they might enjoy potato chips or crispy
By Franz Wild Abidjan 16 March 2006 In Benin, the two leading candidates in the first round of presidential elections are trying to gain support from those candidates who fared poorly in the first rou
HEALTH REPORT -July 10, 2002: Acrylamide in Fried Foods By Nancy Steinbach This is the VOA Special English Health Report. Twenty-three international health experts say they are concerned about the pos
Syrian government forces have retaken a hospital in the city of Deir al-Zour after the Islamic State attacked it on Saturday. The militant group's attack against the Assad hospital came after it launched a dawn offensive on the besieged eastern Syria