visual check的用法和樣例：
例句
- "A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more."
"科幻小說不能簡單地看成是供消遣的，而實際上它給讀者展示更深刻的內容。" - Dozens of engineers visually check wafers and hand-mark the defective regions leading to a significant amount of personnel cost.
工程師需以肉眼檢查晶圓並手動標記缺陷區域，此舉往往無可避免地導入可觀的人事成本。
