Guardrail
n. 护栏, 护轨
✅ 同义词
🗣️ 情景例句
I couldn't agree with you more.
我完全同意你的看法。
I can't promise anything,but I'll do my best.
不敢保证，不过我尽力而为。
The little baskets were empty and the ground was covered with pieces of paper, cigarette ends, old tyres, empty bottles and rusty tins.
废物筐是空的，而满地都是纸片、烟头、旧轮胎，空瓶子和生锈的空罐头盒。