239.Sometimes, when I was pushed into an argument on left brain versus right brain, or nature versus nurture, I would instantly fight fiercely on my behalf and all womankind.

英语四级译文:
有时，当我被卷入一些关于左脑与右脑或者天赋与培育的争论时，我会立刻为我自己和所有的女性进行激烈的抗辩。

四级词汇讲解:
本句的主干是I would fight. when I was pushed into an argument on left brain versus right brain, or nature versus nurture为时间状语从句;instantly,fiercely和on my behalf and all womankind皆为fight的状语。

push sb. into sth.的意思是“逼迫某人做某事”，也可用作push sb. into doing sth.。如:
She was pushed info going to university by her parents.她是被父母逼着上大学的。

on one's behalf意思是“为某人的利益，做某人的代表或代言人”，也可用作on behalf of sb.。如:
On behalf of my parents and myself, I thank you.我代表我的父母以及我自己向你表示感谢。