Baleful means harmful, or expressing harmful intentions.
例句
...a baleful look.恶毒的眼神
英汉词典释义
adj.
凶恶的;有害的;险恶的
He turned his baleful glare on the cowering suspect.他恶毒地盯着那个蜷缩成一团的嫌疑犯。The robber gave me a baleful look.那强盗用威胁的眼光看着我。
英英词典释义
Adjective
1. deadly or sinister;
"the Florida eagles have a fierce baleful look"
2. threatening or foreshadowing evil or tragic developments;
"a baleful look""forbidding thunderclouds""his tone became menacing""ominous rumblings of discontent""sinister storm clouds""a sinister smile""his threatening behavior""ugly black clouds""the situation became ugly"