Smart phone
n. 智能手机
🧩 词语组成解析
smart
[smɑrt]
adj. 聪明的;敏捷的;漂亮的;整齐的;
vi. 疼痛;感到刺痛;难过;
n. 创伤;刺痛;疼痛;痛苦;
vt. 引起…的疼痛（或痛苦、苦恼等）;
adv. 聪明伶俐地，轻快地，漂亮地;
🗣️ 情景例句
The teacher flunked him in geography.
老师给他的地理打不及格。
Is the coastal plain good for farming?
沿海的平原对耕作有好处吗？
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。