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Grammar Points
由…提供…— Passive by… providedHSK 4
Use “由 + agent + verb” to mark who provides or completes something, often in formal or written contexts. It’s similar to the passive voice in English but focuses on the agent rather than the receiver.
"本站由阿里云提供计算与安全服务"
是为了…— Purpose clauseHSK 3
“是为了 + verb” highlights a deliberate purpose or goal. It answers the question “why” and is common when explaining actions or decisions.
"梁文锋推迟V4，是为了根治龙虾的健忘症？"
…可…— Potential/permission structureHSK 3
“可” between verbs shows possibility, permission or capability (similar to “can” or “may” in English). It often follows a condition and explains what outcome is allowed or possible.
"机票买贵可免费退"
与…持平— Equivalence comparisonHSK 5
“与…持平” means “to be on a par with” or “the same as.” It is used for comparing numbers, rates or situations.
"利率1.40%，与此前持平。"
并列句 + “；”— Coordinated clauses with semicolonHSK 5
Semicolons link related independent clauses (often describing contrasting or parallel developments) without using conjunctions. This structure is typical for news reports listing multiple events or trends.