to become knowledgeable or skilled in something by doing it, studying, or being taught
学习, 掌握
a bright flash, caused by electricity, in the sky or one that hits the ground from within the clouds
闪电, 雷电
(plural) necessary things, such as food, medicines, clothes, etc. for a group of people
供应品, 物资
to stop being angry or blaming someone for what they have done, and to choose not to punish them for their mistakes or flaws
原谅, 宽恕
the condition of being protected and not affected by any potential risk or threat
安全, 保护
annoyed or disgusted by someone or something one has been dealing with for a long time
jobs or things that are different in type and small either in size, number, or significance
to be patient in order to find out about the outcome, answer, or future happenings
a situation where people obey and respect the rules of a place, society, or country