A 15-year lifespan is not uncommon for a dog...15年的寿命对狗而言是比较常见的。They postulated a 500-year lifespan for a plastic container.他们假定塑料容器的寿命为500年。Most boilers have a lifespan of 15 to 20 years.绝大多数锅炉有15至20年的使用期限。The average l...
Interworking between the standards is in this way assured.这样可保证标准间的互通.This Recommendation provides specifications for interworking of network protection architectures.本建议为网络保护结构提供规范.China is also formulating standards fo...
我部门对维持低水平开支有浓厚兴趣。My department had a healthy interest in keeping expenses down.能源价格一直维持低水平，所以能源利用效率很低。Energy prices have been kept low, so energy is used inefficiently.近来这个班的成绩一直处于较低水平.The work of this class has been fal...
The waiters stood to attention with napkins folded over their arms.服务员笔直站立着，餐巾折叠着放在他们的手臂上。Oh, I must get some toilet paper and some paper napkins.哦, 我还得买些卫生纸和纸餐巾....starched napkins.上过浆的餐巾She did beautiful needlework and...