"The entire sequence of Artemis flights needs to represent a step-by-step build-up of capability, with each step bringing us closer to our ability to perform the landing missions. Each step needs to be big enough to make progress, but not so big that we take unnecessary risk given previous learnings."
2009 年，张清森在一家外贸公司做业务员，但奈何工资太低，老板也抠，日子过得难受。
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这一天下来，家里人都吓得不轻，老爸缓不过神来，他没胃口吃东西，腿也瘫软了。正巧这天是“人日”，相传是人类的诞辰日。按老家习俗，家家户户要为人丁叫魂，不管魂丢没丢，都得叫魂。
On Tuesday, more than 100 locations across the UK faced flood warnings and more than 300 homes had already succumbed to the flood waters, according to the Environment Agency (EA).
The myth of willpower - and why some people struggle to lose weight more than others