helpful
查询英语单词中文释义、音标、发音和例句。
helpful
英
[helpful]
美
[helpful]
中文释义
a. 有帮助的, 有益的, 有用的
单词分析
单词结构:
helpful
字母数:7
记忆提示
🎯 重点记忆:
- 单词拼写:helpful
- 核心含义:a. 有帮助的, 有益的, 有用的
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更新时间:2026-08-29 02:39:03