Most concerning of all, the official death toll is very likely an underestimate.

最令人担忧的是，官方公布的死亡人数很可能被低估。

He claims that this is probably an underestimate because many women drink more than the advised maximum.

他声称这可能是一个低估，因为许多女性饮酒量超过了建议的最大值。

A textbook printed in 2016 would probably have given a figure of about 300, while acknowledging that was surely an underestimate.

2016 年印刷的教科书可能会给出大约 300 个数字，同时承认这肯定是低估了。

Some individuals would therefore not have been caught, since no baited hooks would have been available to trap them, leading to an underestimate of fish stocks in the past.

因此有一些鱼种没被抓到，往后没有鱼饵的鱼钩根本捕不到鱼，导致过去的捕鱼业受到轻视。