solidity 

66175
单词释义
n.固态,坚固性,可靠性
词根词缀记忆/谐音联想记忆 补充/纠错
谐音舍利的体→舍利的体很坚固且可靠性高 → so …………
词性拓展记忆 / 词形拓展记忆
单词例句
You should trust the solidity of the pound.
你们应该相信英镑的稳定性。
Mary's writings have extraordinary depth and solidity.
玛丽写的东西立意极深,内容特别充实。
But there was a solidity to Lisa's coming moves.
但丽萨一开局便稳住阵脚。
`pragma solidity ^0.8.0;`
**中文释义:** 指定Solidity编译器的版本,该例中要求使用0.8.0或更高,但低于1.0的版本。
`contract MyContract { function foo() public { } }`
**中文释义:** 定义一个名为MyContract的智能合约,其中包含一个公开(public)函数foo。
`mapping(uint256 => address) public balances;`
**中文释义:** 声明一个公有(public)的映射,它将无符号256位整数映射到以太坊地址上,常用于表示账户余额。
`function withdraw(uint amount) public { require(balances[msg.sender] >= amount, "Insufficient balance."); balances[msg.sender] -= amount; payable(msg.sender).transfer(amount); }`
**中文释义:** 定义一个公开函数withdraw,允许用户提取金额。首先检查发送者余额是否充足,然后减少余额,并通过转账发送相应金额。
`event Transfer(address indexed from, address indexed to, uint256 value);`
**中文释义:** 声明一个事件Transfer,当发生代币转移时触发,记录转出地址、转入地址和转移金额,两者地址都是可索引的,方便日志查询。
`modifier onlyOwner() { require(msg.sender == owner, "Only owner can call this function."); _; }`
**中文释义:** 定义一个修饰符onlyOwner,确保只有合约所有者可以调用被该修饰符保护的函数。
`address payable recipient = payable("0x1234567890123456789012345678901234567890");`
**中文释义:** 初始化一个可支付的(payable)地址变量recipient,用于接收以太币转账。
`function () external payable {}`
**中文释义:** 定义一个默认的fallback函数,当接收到没有对应函数签名的交易或Ether时会被执行,此例中允许合约接收Ether。
`struct User { string name; uint age; } mapping(address => User) public users;`
**中文释义:** 定义一个结构体User,包含姓名(name)和年龄(age)。然后声明一个映射,将每个以太坊地址映射到一个User结构体上,用于存储用户信息。
`function setItem(string memory _itemName, uint _itemPrice) public { itemName = _itemName; itemPrice = _itemPrice; }`
**中文释义:** 定义一个公共函数setItem,允许外部调用来设置itemName(字符串类型)和itemPrice(无符号整数类型)的值,其中使用memory关键字指示参数是内存中的临时变量。
Adel said that the Chinese economy enjoys "solidity and flexibility.
More steps to spur infrastructure, manufacturing, investment comingPro-growth policies to speed up infrastructure construction, spur consumption and stabilize growth overall are expected to lend solidity to China's economy, and the country's GDP is likely to see positive growth in the second quarter, officials and experts said on Tuesday.
China's efforts to boost consumer spending, its effective investment and the measures taken so far to stabilize industrial and supply chains will all lend solidity to the macroeconomy amid headwinds like the resurgence of COVID-19 and external uncertainties, industry experts said on Tuesday.
"A period of stability, solidity and positive growth awaits the home market.
一段稳定、坚实和积极增长的时期正等待着国内市场。
He Gang, head of Huawei's mobile phone division, said new technologies and materials have been developed to increase the screen's solidity by 40 percent.
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