Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutting, grinding heat and small.硬度高于棕刚玉, 磨粒易破碎, 棱角锋利, 切削性能好, 磨削热量小等.Salter held the bag by the corners and shook it upside down.索尔特捏住包的外角，把它倒...
He was walking down the road one dusky Friday evening.在一个漆黑的周五夜晚他沿路走着。The mountains were just visible, dusky and black.黑黝黝的山朦胧可辨。the dusky light inside the cave洞中昏暗的光线The tabloids reported that he had been seen with a du...
这件上衣的兢肯需放一放.The coat needs to be eased under the armpits.诗48:6他们在那里被战兢疼痛抓住 、 好像产难的妇人一样.Panic seized them there, Anguish, as of a woman in childbirth.撒下22:46外邦人要衰残、战兢兢的出他们的营寨.Foreigners lose heart , And come trembling out...
Teachers should have a probationary period of two years.教师应该有2年的见习期。After a six - month probationary period, she was confirmed in her post.经过六个月的试用期之后, 她获准正式任该职.At the end of the probationary period you will become a per...
Peel a thick-skinned orange and square off the ends with a sharp knife.剥开一只厚皮橙子，用锋利的刀将两端削去使它呈方形。Therefore, TRF 2 may protect chromosome ends by maintaining the correct structure at telomere termini.因此, TRF2可保护染色体末端保持正确的结...