。
She earns an average of 10 pounds a week.
Literal
She [topic-は] week-average ten-pounds earns.
週平均 (しゅうへいきん) is a compound: 週 (week) + 平均 (average). ポンド is the Japanese rendering of 'pounds' (British currency). 稼ぐ (かせぐ) means to earn money — more specific than もらう (receive), it implies labor and effort. The present tense 稼ぐ expresses a habitual, ongoing situation.