This is my pen.
这是我的钢笔。
This is no joking matter.; This is no joke.
这可不是闹着玩儿的事。
This is a nonstop bus.
这趟公共汽车中途不停。
This is where our opinions diverge from each other.
我们的意见就是从此产生分歧的。
This is an unusual sign.
这是一种不寻常的迹象。
This is the plate that hexed.
这就是那块施过魔法的盘子。
This is pure slander and I「ll Sue him for defamation if he doesn」t apologize.
这纯属污蔑,如果他不向我道歉,我就控告他诽谤。
This is hand-woven scarf.
这是一条手织围巾。
This is the method that we have been speculating about.
这正是我们一直在思考的方法。
This is a play that packs message.
这是一出寓意深刻的戏。
This is a subject into which many scientists have researched with no result.
这是一个虽经很多科学家研究过但尚无结果的课题。
This is my fault.
这是我的过错。
This is a question much controverted between the old and the young.
这是一个在老年人与年轻人之间争论不休的问题。
This is nothing to be surprised at.
这是不足为奇的。
This is a good chance to strike back your political opponent.
这正是回击你的政敌的好机会。
This is the road winding about in the perambulating style of all mountain roads.
这是一条像所有弯曲山路那样的盘旋的路。
This is something I should have liked to ask you.
这是我本来想问你的。
This is a letter paper personalized with his initials.
这是一张有他姓名首字母的信纸。
This is an automatic press that performs shaping operations, such as bumping, heading and pocketing.
这是一台进行造型操作,如碰撞、装头和压袋的自动压力机。
This is the cause for which we have been struggling.
这就是我们一直为之奋斗的事业。
This is a perennating rhizome from which flowering shoots arise annually.
这是一种每年发芽开花的多年生根茎。
This is a plant stem that has been pithed.
这是一根已经除去木髓的植物的茎。
This is all I have.
这就是我的全部家当。
This is a book designed mainly for use in college.
这是一本主要供大学使用的书。