clear a position การใช้

• I take it as making clear a position he held all along.
• On 21 March 2012, Captain Bowers was leading a patrol to clear a position of the threat of insurgents when he was killed in the blast from an improvised explosive device.
• The previous Culture Secretary, Maria Miller had not made clear a position on the BBC Trust's existence although it is expected that there will be some form of management and governance re-structure.