All of a sudden there was a knock at the door. 突然响起了敲门声。
All at once a terrific crash of thunder shook the whole house. 突然一声可怕的霹雳使整个房子都震动了。
There were too many things happening all at once – I couldn't take it all in. 同时发生了太多事情,我无法全都弄明白。
👨🏻🏫 Mr. Ng 麥美倫詞典 📚 – macmillan.mister5️⃣.net
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