0 to throw a coin up into the air and guess which side will land facing up, as a way of making a decision -- 擲硬幣決定
1 If you describe a situation as a toss-up, you mean that either of two possibilities is equally likely. -- 機會均等，同樣可能
It's a toss-up between Angela and Moira for the editor's job. 安傑拉和莫伊拉誰能得到編輯職位還難見分曉。
For a normal, toss-up question, a team that buzzes in and answers correctly gains two points and a bonus question.
It may mean something to the public, who may be misled or misunderstand what it means, but the criminal element knows exactly what "life sentence" means—a toss-up.
It is a toss-up between them.
If it is a medical toss-up as to what caused this degeneration of the blood vessels my constituent has a right to have the coin come down his way up.
He is asked to decide whether road or traffic conditions require it, or whether the roads are busy or narrow, and it is a toss-up one way or the other.
In many cases it is a toss-up whether a child is committed to the care of a local authority as a fit person or is committed to an approved school.
Supposing that the 5,000-ton ship becomes the battleship, it then becomes a mere toss-up whether air power cannot sink that 5,000-ton ship.
It was almost the question of a toss-up what men the tribunal would leave them and what men would be taken.
