Injectivity
内射性
🗣️ 情景例句
You're making a mountain out of a molehill.
你在小题大做，把鼹鼠丘当成大山。
Sometimes words hurt more than swords.
恶语有时伤人比刀剑更厉害。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。