大学英语词汇短语释义解析及例句 on or about
释义：
on or about 大约于…
例句：
We would be obliged if you could book one economy class seat for him on a flight leaving Guangzhou on or about July 28.
如果你能为他预订1个经济舱的座位，在7月28日当天或者前后几天，飞离广州的话，将不胜感激。
On or about January 9th, the people of southern Sudan should have an opportunity to vote in a referendum on whether to break away from the Republic of Sudan and create their own country.
今年1月9日(大概这个时候)，苏丹南部的人民应该有机会参加一次民意投票，来决定他们是否要脱离苏丹共和国并组建自己的国家。
Usually,the White House puts out an annual list of suspected drug kingpins on or about June 1,as required by law.
The dividend will be distributed on or about Sept 13, the company said in a statement.
Dominion said it expects the transaction to close on or about April 10.
This nation is rich enough to meet its obligations to those on or about to go on Social Security.
At some point on or about November 3, 2003, Mr. Romanowski reviewed the materials provided to petitioners by Mr. Atherton.
On or about 2017, for example, the first cut of beef grown in a vat will go on sale at Wal-Mart.
Porath is also charged with filing a false federal tax return on or about Feb. 17, 2005, which substantially understated his income.
So Obama has already laid the groundwork for renewed recession and financial crisis, which can be expected on or about January 1, 2013, if Obama gets the chance.
Drawing: On or about September 5, 2009, Sponsor will select the name of one (1) Grand Prize Winner in a random drawing of all eligible entries received during the Entry Period.
Drawing: On or about September 14, 2010, Sponsor will select the name of one (1) Grand Prize Winner in a random drawing of all eligible entries received during the Entry Period.
Drawing: On or about September 26, 2010, Sponsor will select the name of one (1) Grand Prize Winner in a random drawing of all eligible entries received during the Entry Period.
Dr. MINYARD: We're putting on or about August 29th.
Last week the company announced on April 11 that it will delist its American Depositary Shares (ADSs) from the New York Stock Exchange on or about April 22 of this month.
Sales to authorized dealers are expected to resume on or about the week of Jan. 28 after the U.S. Mint has replenished its inventory, it said in an email to authorized dealers.
Authorities believe Smith's black Mercedes-Benz was in the Porter Ranch area of the San Fernando Valley on or about May 8 or 9 and eventually moved to the Simi Valley storage facility by two people.
According to federal prosecutors, on or about January 1, 2012, U.S. Army Sergeant Regionald Dixon, 30, and another co-conspirator sergeant participated in a scheme to steal JP8 jet fuel from Forward Operating Base Fenty, which is located near Jalalabad, Afghanistan.
The company also declared its fourth quarterly dividend of 7 cents per share to be paid to holders of record of its common shares as of the close of business on Nov. 21, to be distributed on or about Dec. 5.
On or about June 13, 2008, the Grand Jury of the County Court of Suffolk County, State of New York, returned an eight-count indictment charging Arena with six felony counts and two misdemeanor counts in connection with his 2008 DWI.