Bees are a critical part of the food chain because flowering plants depend on insects for pollination and the honeybee is the most effective.

蜜蜂是食物链的重要组成部分，因为开花植物的授粉依赖于昆虫，而蜜蜂是最有效的授粉昆虫。

This is a critical part of active reading.

这是主动阅读最关键的部分。

But it was a critical part of the power supply system.

但是，电力基础设施却是供电系统中至关重要的一环。

Globalization is a critical part of RCP software development.

全球化是RCP软件开发的关键部分。

Service certification is a critical part of SOA governance.

服务的认证是soa治理的重要部分。