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1·A known reading table or desk is not provided with a magnifying glass, so that the reading is very inconvenient and laborsome for a person with poor eyesight.

公知的阅读台、桌，尚未见带放大镜的，对视力不好的人，阅读十分不便和吃力。

吃力的

1·A known reading table or desk is not provided with a magnifying glass, so that the reading is very inconvenient and laborsome for a person with poor eyesight.

公知的阅读台、桌，尚未见带放大镜的，对视力不好的人，阅读十分不便和吃力。