保全
preservation
频率 #3072
Frequency rank among common Japanese words. Lower number = more common.
学年 5
日本学校教授该汉字的学年等级。1年级为小学一年级。
2 characters
漢語 kango
漢語 (kango) — Sino-Japanese compound: all kanji use on'yomi (Chinese-derived) readings.
hozen
Meanings
- preservation
- conservation
- maintenance