Treptomorphism
等化学变质作用
🗣️ 情景例句
I sent the wrong key.
我寄错了钥匙。
The accident held the train up for an hour.
那事故使火车延误了一个小时。
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。