她坐在床上盯着时钟看了几分钟。For a few minutes she sat on her bed watching the clock.某些脉冲星发送脉冲比地球上最精确的时钟都准时。Some pulsars keep time better than the earth's most accurate clocks.当小镇的时钟敲响两点钟时，他们听到了隆隆的鼓声。As the town clock struck two,...
He is a bald porcine old man.他是个长得像猪一样的秃头老男人。Pig - cell transplants are still a work in progress, and porcine organ transplants are only an idea.猪细胞移植仍是处于进展中的工作, 而且猪器官移植还只是一种设想.The scientific name is porcine reproductive...