Sabretooth
剑齿虎（有一对剑形犬牙的大型猫科动物, 已灭绝）
🗣️ 情景例句
You don't have to work yourself sick.
你不必让自己工作到病倒。
Is it illegal to tap a telephone for the purpose of secretly recording a conversation?
为了秘密地录下谈话，在电话内装置窃听器是违法的行为吗？
What can you see in Picture 1?
在第一幅画里你能看见什么？