| 例句 |
To Margaret the outside world was an unknown quantity.对玛格丽特而言，外面的世界是个未知数。We use x as the symbol for an unknown quantity.我们用ｘ表示一个未知数。He is an unknown quantity for his rivals.对于对手们而言，他是个未知数。If you've never been published before, you're an unknown quantity, so you're going to have difficulty selling your first novel.如果你之前从未发表过作品，你就是一位尚不知名的作者，因此要卖掉你的第一部小说将是有难度的。The team's new pitcher has never played pro baseball before and is something of an unknown quantity.该队新加盟的投球手以前从没打过职业棒球赛，他的能力有点难以预料。The new teacher is still very much an unknown quantity but we have hopes that he will be a valuable member of our team.新教师是谁现在还难以预料，但我们希望他会成为我们队里的重要一员。 |