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Used to introduce a specific example to explain a general point. The speaker first mentions a broader topic, then uses 以……为例 to focus on one representative case.

This pattern emphasizes that something is simple or requires minimal effort. 只需 means 'only need to', and 即可 means 'then can' or 'will be enough to'. Together they often show convenience or efficiency.

This structure means inviting a person or group to take on a role or identity. It is commonly used in formal or promotional language, such as events, programs, or campaigns.

对 introduces the target or object, and 做出 is followed by a noun such as 反馈、回应、评价、贡献. This pattern is often used in formal written Chinese to mean 'give/make/provide' a response, comment, or action toward something.

Used to indicate the time or situation in which something happens. It can mean 'when', 'while', or 'at the time when'. The phrase before 时 describes the condition or moment.