The society's archives are a treasure trove for scholars.该协会的档案对学者来说简直是宝藏。The picture lay hidden in the archives for over 40 years.这张照片在档案室中藏了40多年。Can you dig the material out of the archives?你能从档案里把这个材料查出来 吗 ?...
The control system serves many functions of auto - operation, manual operation, auto - test valves, autoalarm and emergency stop.该控制系统能实现造气工段的自动运行 、 手动操作 、 阀位自动检测 、 自动报警和紧急停炉等功能....
Its ferrule followed lightly on the path, squealing at his heels.手杖上的金属包头沿着小径轻快地跟随着他, 在他的脚后跟吱吱作响.A ferrule and eraser are crimped into place on each pencil.金属环把橡皮头固定到每一根铅笔上.The tapered legs, each fitted with a brass ferr...