MEANING/意义
一定
EXAMPLES/列句
-
在一定程度上
to some extent; to some degree -
一定是被猫喝了
it must have been drunk by the cat
COMBINATIONS/组合
-
一定要
must; have to -
一定是
must be -
一定的
due; fixed; proper; specified; particular; (used as attributive)  certain -
不一定
not sure -
一定数量
a certain number -
一定之规
set rule; fixed pattern; one's own way of doing things