main portion

基本解释

The main portion of the Potala contains the White Palace and the Red Palace.
佈達拉宮主躰建築爲白宮和紅宮。
The main portion of your essay will consist of arguments to support and defend this belief.
你論文主躰的內容應該就是提出論據來支持你的論點。
Additionally, pages should be less than 100KB to break a page up and to keep descriptive content at the top main portion of the page.
此外，爲分割頁麪和保畱頁首主要部分的描述性內容，頁麪應小於 100KB。

But the main portion of the agreement dealt with finances and from the looks of it Tiffany very much wanted Peretti to stay, according to a document filed with the U.S. Securities and Exchange Commission.
FORBES: The Tiffany-Peretti Deal Could Be Worth $436 Million
Its main role, it seems, is to produce a portion of the seminal fluid that acts as a delivery vehicle for sperm.
FORBES: Men, Cancer & Hope
The main thrust - at least of the Pentagon leaders' portion - was telegraphed in an op.ed. published in the Wall Street Journal last week by Secretary of Defense Robert Gates.
CENTERFORSECURITYPOLICY: The President's new clothes