1 to walk slowly and in a heavy or tired way 迈着沉重的脚步走；疲倦地慢慢往前走: We plodded on through the rain for nearly an hour. 我们在雨中涉水前进了差不多一个小时。

2 to make slow progress, especially with difficult or boring work 进展缓慢（尤指做困难或无聊的工作）: I just plod on with my work and never seem to get anywhere. 我的工作进展缓慢，似乎总没有什么进展。