doub
美
英 
例句
Observation window in middle of the door made of doub -layer toughened glass for observing heated things any time.
箱门中间装有双层钢化玻璃观察窗,可随时观察工作室内被加热物品的情况。
According to Mr. Doub, a healthy home is built on a foundation of three skills: to speak, to listen, and to cooperate.
据都伯先生说,一个健康的家庭应当建立在三个技能的基础之上:说、听、合作。
"Once you have made rules, it is important for parents to stick together to enforce them, " said Mr. Doub.
一旦你已经定下规矩,家长们共同商量是很重要的。