S-trap
s形下水管存水弯
🧩 词语组成解析
trap
[træp]
vt. 诱骗;使受限制;困住;使（水与气体等）分离;
n. 圈套;（对付人的）计谋;（练习射击用的）抛靶器;（捕捉动物的）夹子;
vi. 设陷阱;装捕捉机;设圈套;
🗣️ 情景例句
It was nice here, too.
这儿也很好。
The lion is not so fierce as he is painted.
狮子没有画上的凶猛。
What was the order number?
订单号码多少？