Relay synthesis
[化] 接替合成
🧩 词语组成解析
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
🗣️ 情景例句
It helps enormously.
这个帮助很大。
When a dog is drowning,every one offers him drink.
待到狗溺水，众人给水喝。
On which ones?
哪几个品目呢，