另外，使用支持e - TTL II的相机时，闪光的测光不再与当前对焦点联动-这降低了锁焦和重新构图时发生曝光错误的机会。
Furthermore, with E-TTL II cameras, flash metering is no longer linked to the AF point you're using - this reduces exposure errors if you prefer to lock focus and re-compose.
这个想法是，每一个进入我们的鼻子的气味分子都有一个特定的形状，相互吻合的特定受体——就像锁和钥匙一样——使我们能够感知，例如感知焦咖啡的刺鼻气味。
The idea is that every odor molecule that enters our nose has a specific shape that fits a specific receptor-like a key fits a lock-allowing us to detect, say, the acrid aroma of burnt coffee.
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