The coughing dislodged the fishbone from his throat.他一咳嗽就把卡在喉咙里的鱼刺咳出来了.I started coughing blood so they transferred me to a hospital.我开始咯血，于是他们把我转到了医院。His hoarseness and coughing showed that he had contracted a cold.他嗓音嘶...
Boron - substituted polyaromatic mesophase prepared by co - pyrolysis of a tar pitch with pyridine - borane complex under autogeneous pressure.以煤焦油沥青和吡啶硼烷为原料采用加压热缩聚工艺制备硼取代聚芳烃中间相沥青....
比失败更令人恐惧的是懊悔。Failure is never quite so frightening as regret do.努力过，失败过，没关系，屡战屡败，屡败屡战，每一次失败都比上一次更好。Ever tried. Ever failed. No matter. Try Again. Fail again. Fail better.成功不是终点，失败也并非末日，最重要的是继续前进的勇气。Success is not final, ...
我打电话时常常信手乱画。I often doodle when I'm on the phone.各种不同的修补材料都是信手可得的.A variety of repair material is available.那献词浮在最上面,信手就可拈来 ( 笑声 ), 于是不知不觉地,我就把它偷来了.The dedication lay on top and handy ( laughter ), so by and by I un...
萨拉抬起手来开始用手指缠绕一缕头发。Sarah lifted her hand and started twirling a strand of hair.她把一缕散发从眼前甩开。She shrugged a stray lock of hair out of her eyes.我注意到走廊尽头的一缕光线。I noticed a chink of light at the end of the corridor....