Sai
abbr. 社会责任国际组织(Social Accountability International);单指针自动同步指示器(single autosyn indicator)
🗣️ 情景例句
You don't need to do that.
你不用那么做的。
Could you tell me where I can find these books?
您能告诉我在哪儿能找到这些书吗?
Walt invented the steam engine.
瓦特发明了蒸汽机。
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