thumbsucking
(thumbsuck 的现在分词) 猜测；估计
释义与例句
n.
-
1.
The act of sucking one's thumb.
不可数Thumbsucking may be used by children to console themselves.
词源
From thumb + sucking.
来源：wiktionary
(thumbsuck 的现在分词) 猜测；估计
The act of sucking one's thumb.
Thumbsucking may be used by children to console themselves.
From thumb + sucking.
来源：wiktionary