• 处境危险，遭受危险

Ateen.阿蒂atprep.在；向；达n.基普(老挝货币基本单位)(=att)；[化]砹(极不稳定放射性元素)abbr.密封的(=airtight)abbr.气温(=air temperature)at the thought of thought想到atrial anastomotic branch心房吻合支Athyriopsis pseudoconiliin.阔基假蹄盖蕨Atrial premature systoles房性期外收缩Athyrium cryptogrammoidesn.合欢山蹄盖蕨At last the day arrived.这一天终于到来了。Atrophic chronic gastritis慢性萎缩性胃炎atrialized right ventricle心房化的右心室atrial natriuretic hormone心房利钠激素atriopeptin-like protein心房肽类蛋白

1. The disease is spreading, and all young children are at risk.
   疾病正在流行，所有的幼儿都有危险。