Loss of habitat is, unsurprisingly, the main threat to the plants.

生境丢失是这些植物的主要威胁，这不足为奇。

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Once children have reached one month of age, and up until the age of five, the main causes for loss of life are pneumonia, diarrhoea, malaria, measles and HIV.

儿童一旦长到一个月龄，直到五岁，丧失生命的主要原因是肺炎、腹泻、疟疾、麻疹和艾滋病毒。

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Also try to limit stress in your life, one of the main causes of hair loss.

另外请尽力减轻生活压力，因为那是掉发的主要原因之一。

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To counteract data loss, Main.net's cofounder and head scientist, Schaike Zalitsky , built on techniques used to beam cell phone calls through the noisy air.

FORBES: Technology

The main loss may be to corporate loyalty.

ECONOMIST: Overworked and overpaid: the American manager | The

Corrine receives no compensation for the loss of the family's main income.

BBC: Magazine