1. Earthquake survival supplies include a radio receiver, a torch, extra batteries, first-aid supplies, a spade, a tent, some rope, and warm clothing.
    地震救生储备还包括无线电接收器、手电、备用电池、急救用品、铁锹、帐篷、绳子和保暖衣物。

2. A spade / spades
    一把锹 锹（复数）

3. A spade is used for digging into the ground.
    铁锹用来掘土。

4. It is a spade.
    它是一把锹。