Thrust ring
[化] 止推环
🧩 词语组成解析
thrust
[θrʌst]
vt.& vi. 猛推;逼迫;强行推入;延伸;
n. 刺;推力;[军]突击;[地]逆断层;
vi. 插入;用力向某人刺去;猛然或用力推;
trud, trus =push,表示”推”
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
There's lots of food left.
这里还剩下很多食物。
Are you going anywhere?
你打算上哪儿去玩？
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。