✅ 同义词
🗣️ 情景例句
Can you give me a hand with my homework?
你能帮忙教我做家庭作业吗？
The first blow is half the battle.
头炮打响，等于半个胜仗。
In 1975, a primitive machine called the Altair, was launched in the USA.
1975年，美国推出了一台被称为“牛郎星”的原始机型。