The phrase "approximately two weeks before" is correct and usable in written English.
It can be used to indicate a time frame that is roughly two weeks prior to a specific event or date.
Example: "The report was submitted approximately two weeks before the deadline."
Alternatives: "about two weeks prior" or "roughly two weeks earlier."
New adults feed on twigs or leaf veins and petioles (leaf stalks) for approximately two weeks before mating.
The signed thesis is due approximately two weeks before the end of any regular term, or one week before the end of the summer session.
After about two weeks of continuous feeding, the larva spins a silken, pearl-sized cocoon on the underside of a leaf and remains in the pupal case approximately two weeks before emerging as an adult.
Puhl told me that it was out of the question and that it was necessary that we arrange a procedure for handling this unusual property in order to hold the whole business secret". "This conversation with Puhl occurred just a short time, approximately two weeks, before the first delivery, which occurred on 26 August 1942.
Each event collection includes these users' tweets from approximately two weeks before the event and one week after the event.
CEO and co-founder Nick Evans recently posted to Tile's support site that customers will be asked to confirm their shipping address approximately two weeks before their order ships, noting also that early backers should have already received this email.
Streak-seeding is an effective method for producing single crystals, however, crystals suitable for X-ray analysis are obtained only when the crystallization droplets are allowed to equilibrate for a relatively long time (approximately three weeks) before seeding.
Participants completed a measure of need for closure approximately four weeks before election day.
Academic administrators — you will receive an email notice from the Registrar's Office approximately eight weeks before the start of each term, and you will have three weeks to respond and request prerequisite reports.
