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tronCross(1)(1).md

@@ -423,6 +423,7 @@
 ## call tron contract Address
 ```js
 // first step: approve udst to contract address
+//调用trx的USDT合约中的approve方法，给lucky合约（cInstance）中转入USDT？
 async function usdtApprove(){
     return await trxUsdtContract.methods.approve(cInstance.address,100000000000).send()
 }
@@ -433,6 +434,7 @@ async function depositUsdtTo(to,amount){
     try{
         let _l1Token = "0xa614f803b6fd780986a42c78ec9c7f77e6ded13c".toLowerCase()
         let _l2Token = "0x10186D85Ac0579Cb141Ff37261f23CF4F1D254b5".toLowerCase()
+//给lucky合约（cInstance） 给指定的地址转 amount（是USDT数量还是 lucky 数量）？
         let res = await cInstance.methods.depositERC20To(_l1Token, _l2Token, to, _amount, 0, []).send()
         logger.info("depositUsdtTo:",res)
     } catch (e) {