clincher
n. 起决定性作用的论据；紧钳；敲弯钉头的工具
复数 clinchers
例句
DNA fingerprinting has proved the clincher in this investigation.
DNA指纹已为此项调查出示了铁证。
《柯林斯英汉双解大词典》
But the clincher is the face.
但起决定作用的是她们的脸。
The clincher was Bates's meeting with Andreessen.
接下来贝茨与马克•安德里森的会面才是重头戏。
