由于资源的减少，大学正面临严峻的问题。Universities are facing grave problems because of diminishing resources.我有限的外交手腕儿受到了极其严峻的考验。My limited diplomatic skills were tested to the utmost.英国公司如果想要保持竞争力就不得不面对严峻的选择。UK companies face a stark cho...
Aim to do some physical activity three times a week for optimum health.为了达到最佳的健康状况，要力争每周进行3次身体锻炼。Physical Properties - When freshly distilled, citral is an almost colorless oil possessing a characteristic lemon odor.新蒸馏出...