Offline mode

    可以说，这是前所未有的挑战。(It can be said that this is an unprecedented challenge.)

    Grammar & Usage

    Sign in to get an AI breakdown of “可以说，这是前所未有的挑战。(It can be said that this is an unprecedented challenge.)” — meaning, grammar, and usage ✨

    Mnemonic

    Get an AI-generated memory hook for 可以说，这是前所未有的挑战。(It can be said that this is an unprecedented challenge.) — a vivid scene that locks the word in your brain 🧠

    Example

    Sign in for AI-generated examples tailored to your level ✨