The tutor is a one hour training course for beginners. See :help tutor for
FT Videos & Podcasts
。关于这个话题，PDF资料提供了深入分析
“The country is almost certain to enter the next shock more indebted than we have ever been before,” the think tank said, “which may significantly hamper our ability to marshal an appropriate response.”
Стало известно о помощи России в эвакуации иранских дипломатовReuters: Иранские дипломаты эвакуировались из Ливана на самолетах России