The new structure is determined at a resolution of 4.15 angstroms, whereas researchers would normally aim for better than 4.

研究者们一般都把目标定在4埃，而新结构的分辨率为4.15埃。

youdao

Ideally, aim for cleaning the lint trap every 4-6 loads of clothing.

理想情况是，干衣机的棉絮圈应该每用4 ~ 6次就清理一次。

youdao

Step 4: Aim High- But Not That High

第四步：目标远大-但不是高不可攀

youdao

Aim for 4-5 small meals each day starting with breakfast and eating every 3-4 hours.

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The aim is for growth to ease to a more manageable annual rate of 4.5-5%.

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