用于菜单、按钮和说明。你的学习内容将保持英语。
/səˈɹi(ː)n/
Calm and peaceful; untroubled.
“The lake looked serene under the morning sun.”
Feeling fear or anxiety about something.
Feeling strong annoyance or displeasure.
Feeling worried or uneasy.
feeling embarrassed or guilty
Feeling sure about oneself or a situation.
eager to learn or know something.