eloquent前可用very修饰。

be eloquent of
充分表现出showing sth very strongly
His letters are eloquent of his personality.他的信充分显示了他的个性。

用作定语
▲～+n.
 The defense lawyer made an eloquent plea for his client's acquittal.被告方的律师为委托人的无罪开释作了有说服力的辩护。
These ruins are an eloquent reminder of the horrors of war.这些废墟形象地提醒人们不要忘记战争的恐怖。
用作表语
▲S+be+～
This man is eloquent.这人口才流利。
The proof is eloquent.这个证据是有说服力的。
▲S+be+～+prep.-phrase
 No one spoke but the faces were eloquent in their malevolent pleasure at my confusion.他们谁也没有说话,但是脸上却明显表露出对我窘态的幸灾乐祸。
The ruins were eloquent of some sudden tragedy.这废墟显示曾经发生过飞来横祸。
用作宾语补足语
▲S+V+O+～
 Her enthusiasm made her eloquent.她的热情使她讲起话来口才流利。

［同义词］   fluent, forceful, telling