Den helder
登海尔德（荷兰西北部港市）
🧩 词语组成解析
den
[den]
n. 兽穴;贼窝;简陋污秽的小室;书斋;
vi. 穴居;藏到洞里;进窝（冬眠）;把…赶入洞中;
🗣️ 情景例句
The annual school sports meet is held in March.
每年一次校运会在三月份举行。
He doesn't like to talk about political matters.
他不喜欢谈政治的事情。
By infecting animals and letting them loose in the burrows,
通过让染上此病的动物在洞内乱跑，