a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime
同义词:thulium??/??Tm??/??atomic number 69
They were very much in love. And,as far as I'm concerned, they in some ways upend stereotypes, because they weren't activists.
VOA : special.2011.06.06
But we will also use judgment and I'm going to appeal to the T.A.'s to help me on judging the grading.
但是我们也会考虑大家平时表现,我会参考助教的意见,来给你们评分
金融市场课程节选 : 耶鲁公开课
I'm now, have to teach in the school. I can't, I'm not at home to teach them how to make their bed,
我现在不得不在学校里教他们这些东西。我不能在学生家里教他们如何整理床铺、
SpeakingMax英语口语达人 : 布朗克斯的足球教练
One of his promises was to fight a fare increase on what was known as the M.T.A.subway system.
VOA : special.2010.01.25
"No you can't. The gas company turned it off." "Now,what I'm telling you is for your own good.
VOA : special.2009.07.19
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。