Fractograph
断口组织(金属断面)的显微镜照片
🗣️ 情景例句
It's a simple idea, and it will work.
这主意很简单， 而且一定可行。
It is more pain to do nothing than something.
什么都不做要比做一点更不好受。
It happens every night. The noise wakes me up. Would you please not do this?
每晚都这样。这声音总吵醒我！请你别这样，好吗？