tial结尾的单词高中

tial结尾的单词

trial,试验；

commercial,商业的；

confidential,自信的；

essential,必要的

In a double-blind trial, there were definite improvements.

在双盲试验中，改善效果明显。

Those are our hopes; we are starting this clinical trial to investigate whether those hopes will be realised.

那些就是我们的希望；我们正在开展这些临床试验以调查那些希望是否可以实现。

He spoke in a confidential tone, his voice low.

他低声用隐密的语气说话。

Do not open any mail marked \'Confidential\'.

不要打开任何标有“机密”的邮件。