Why do the aged tend to be taciturn?

很多老年人为什么沉默寡言？

He tends to be romantic owing to lack of experience.

由于缺乏经验, 他有浪漫主义的倾向。

The diaries of politicians tend to be self-justificatory. Similarly, autobiographies may be idealized.

政客们的日记倾向于自我辩解。类似地，自传也可能被美化。

Generally eastern swords tend to be curved eg Yatagan, Shamshir, Mameluke Sword etc.

总体来说东方的刀剑倾向于具有一定的弧度，如土耳其弯刀、伊朗剑、马木努克式剑。

Desert plants, however, tend to be slow growing—guayule takes two years to mature.

然而，沙漠植物往往生长缓慢——银胶菊要两年才能成熟。

But if the arms are outstretched in the yearner position, the person tends to be more suspicious.

但是如果双臂伸出，呈渴望状，这样的人往往比较多疑。

She tends to be grateful to those who once helped her and despises those who trickily betrayed her.

她对曾帮助她的人总是充满感激，对巧言蒙骗她的人憎恶不已。

And extroverts also tend to be more personable, faster to charm, soakers of attention. while introverts often are alone in a corner.

外向的人给人感觉更英俊，更快的让人着迷，更引人注意。同时内向的人经常独自呆在角落里。

The high pass filter cuts the lowest frequencies. This cab be useful in rooms where low frecuencies are amplified and tend to be "boomy".

高通滤波器可以去除最低频率，对低频被放大，容易形成嗡嗡声的房间，非常有帮助。

The GPC results indicated that the polymerization degree increased with the extension of reaction tine and the molecular weight distribution was tend to be monodispersity.

GPC研究结果表明随反应时间延长，聚合度增大，聚合物分子量趋于增大但分散性减小。