浮游植物需要养分进行繁殖，而藻华的出现往往与给洋面带来营养物质的事件相联系，譬如灰尘羽流。

Phytoplankton require nutrients to reproduce, and phytoplankton blooms are often tied to events that bring nutrients to the ocean surface, such as dust plumes.

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繁殖需要为后代提供营养和生存手段，这是雌性的作用。

Reproduction requires providing offspring with, with, ah, nourishments and, and resources and, and so, ah, this is the female function.

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微生物只有满足一定的营养条件，才能正常的生长、繁殖以及完成各种生理活动的需要。

Micro-organisms only meet certain nutritional conditions in order to normal growth, reproduction and the completion of a variety of physiological needs.

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